mouryat9/CogBench huggingface dataset:
Subject: biology
Question: Amino acids have the generic structure seen below, where R represents different carbon-based side chains. Describe how the structure of amino acids allows them to be linked into long peptide chains to form proteins.
Subject: psychology
Question: A tonotopic organization of auditory information is found in:
Subject: astronomy
Question: Explain why visual observation of the gas giants is not sufficient to determine their rotation periods, and what evidence was used to deduce the correct periods.
Subject: physics
Question: A 10-H inductor carries a current of 20 A. How much ice at 0\text{°}\ \text{C} could be melted by the energy stored in the magnetic field of the inductor? ( _Hint_ : Use the value L_{\text{f}} = 334\ \text{J/g} for ice.)
Subject: business
Question: [LO 3.4](3-4-perform-break-even-sensitivity-analysis-for-a-multi-product- environment-under-changing-business-situations) A company sells two products, Model 101 and Model Ċ. For every one unit of Model 101, they sell they sell two units of Model Ċ. Sales and cost information for the two products is shown. What is the contribution margin for a composite unit based on the sales mix?    A. $14   B. $21   C. $35   D. $56
Subject: physics
Question: Two concentric spherical surfaces enclose a point charge _q_ . The radius of the outer sphere is twice that of the inner one. Compare the electric fluxes crossing the two surfaces.
Subject: political_science
Question: A very challenging job for new presidents is to ______.    A. move into the White House   B. prepare and deliver their first State of the Union address   C. nominate and gain confirmation for their cabinet and hundreds of other officials   D. prepare their first executive budget
Subject: physics
Question: A 2.00-kg object hangs, at rest, on a 1.00-m-long string attached to the ceiling. A 100-g object is fired with a speed of 20 m/s at the 2.00-kg object, and the two objects collide and stick together in a totally inelastic collision. Write an equation for the motion of the system after the collision. Assume air resistance is negligible.
Subject: mathematics
Question: 3x - 2y = 6
Subject: mathematics
Question: \sqrt{\frac{12r^{5}s^{7}}{75r^{2}s}}
Subject: business
Question: Distinguish between rescission and reformation.
Subject: sociology
Question: How do schools prepare children to one day enter the workforce?
Subject: psychology
Question: Artificial stimulation of the OVLT would cause an increase in the release of ________ from the pituitary gland.
Subject: business
Question: How does a philanthropic desire align with entrepreneurship?
Subject: mathematics
Question: Find the 90thpercentile for the total weight of the 100 weights.
Subject: mathematics
Question: 4y^{\prime} = -6y + 2y\text{''}, y(0) = 0, y(1) = 1
Subject: physics
Question: A concave mirror of radius of curvature 10 cm is placed 30 cm from a thin convex lens of focal length 15 cm. Find the location and magnification of a small bulb sitting 50 cm from the lens by using the algebraic method.
Subject: political_science
Question: The U.S. policy of containment during the Cold War related to keeping ________. terrorism from spreadingrogue countries like North Korea from developing nuclear weaponscommunism from spreadingoil prices from rising
Subject: physics
Question: Suppose the biceps muscle was attached through tendons to the upper arm close to the elbow and the forearm near the wrist. What would be the advantages and disadvantages of this type of construction for the motion of the arm?
Subject: physics
Question: Is the statement true or false? Waves propagate faster in a less dense medium if the stiffness is the same.
Subject: physics
Question: A wheel has a constant angular acceleration of 5.0\ {\text{rad}\text{/}\text{s}^{2}} . Starting from rest, it turns through 300 rad. (a) What is its final angular velocity? (b) How much time elapses while it turns through the 300 radians?
Subject: business
Question: True or False: Whenever r is calculated on the basis of a sample, the value which we obtain for r is only an estimate of the true correlation coefficient which we would obtain if we calculated it for the entire population.
Subject: psychology
Question: The benefit of naturalistic observation studies is ________.
Subject: mathematics
Question: The instructions to cook lasagna say to set the oven at 475 ºF. To the nearest degree, what is the temperature in degrees Celsius?
Subject: biology
Question: Competitive inhibitors bind to allosteric sites.
Subject: chemistry
Question: A spray can is used until it is empty except for the propellant gas, which has a pressure of 1344 torr at 23 °C. If the can is thrown into a fire (T = 475 °C), what will be the pressure in the hot can?
Subject: political_science
Question: What are the two primary differences between parliamentary and presidential systems?
Subject: biology
Question: Why is it important that DNA replication take place before cell division? What would happen if cell division of a body cell took place without DNA replication, or when DNA replication was incomplete?
Subject: business
Question: [LO 9.1](9-1-differentiate-between-centralized-and-decentralized-management) Discuss the difference between daily and strategic decisions. Think of a business and provide an example of a daily and strategic decision.
Subject: business
Question: [LO 16.3](16-3-prepare-the-statement-of-cash-flows-using-the-indirect-method) Note payments reduce cash and are related to long-term debt. Do these facts automatically lead to their inclusion as elements of the financing section of the statement of cash flows? Explain.
Subject: astronomy
Question: How are planetary nebulae comparable to a fluorescent light bulb in your classroom?
Subject: anthropology
Question: In what ways does understanding culture help caregivers determine the best treatment for their patients?
Subject: computer_science
Question: What are some key design principles to consider when integrating mobile applications with databases?
Subject: chemistry
Question: Calculate the molar mass of each of the following compounds: (a) hydrogen fluoride, HF (b) ammonia, NH3 (c) nitric acid, HNO3 (d) silver sulfate, Ag2SO4 (e) boric acid, B(OH)3
Subject: mathematics
Question: You are playing a game where you roll a pair of standard 6-sided dice. You win $32 if you get a sum of 12, and lose $1 otherwise. What is the expected value of this game?
Subject: political_science
Question: __________ is the authority vested in a court to hear a case.
Subject: physics
Question: What evidence is cited to support the contention that the gluon force between quarks is greater than the strong nuclear force between hadrons? How is this related to color? Is it also related to quark confinement?
Subject: mathematics
Question: f(x) = \left( {x - 4} \right)^{2} - 3
Subject: history
Question: How did mining and cattle ranching transform individual “get rich quick” efforts into “big business” efforts when the nineteenth century came to a close?
Subject: biology
Question: When the ribosome reaches a nonsense codon, which of the following occurs?    A. a methionine is incorporated   B. the polypeptide is released   C. a peptide bond forms   D. the A site binds to a charged tRNA
Subject: mathematics
Question: f(x) = \frac{1}{x + 1}
Subject: political_science
Question: What key constitutional provisions define the scope of authority of the federal and state governments?
Subject: business
Question: LO13.3If there is neither a premium nor discount present, the journal entry to record bond interest payments is _______.
Subject: mathematics
Question: \frac{0}{8}
Subject: physics
Question: Heat transferQQand work doneWWare always energy in transit, whereas internal energyEintEintis energy stored in a system. Give an example of each type of energy, and state specifically how it is either in transit or resides in a system.
Subject: biology
Question: Describe the feeding mechanism of sponges and identify how it is different from other animals.
Subject: chemistry
Question: Arrange the following sets of systems in order of increasing entropy. Assume one mole of each substance and the same temperature for each member of a set. (a) H2(g), HBrO4(g), HBr(g) (b) H2O(l), H2O(g), H2O(s) (c) He(g), Cl2(g), P4(g)
Subject: mathematics
Question: A group of divers is exploring an old sunken ship. Suppose the null hypothesis,H0, is: the sunken ship does not contain buried treasure. State the Type I and Type II errors in complete sentences.
Subject: psychology
Question: Which of the following is the best description of a difference between someone with hemianopia and spatial neglect?
Subject: mathematics
Question: A passenger jet can fly 804 miles in 2 hours with a tailwind but only 776 miles in 2 hours into a headwind. Find the speed of the jet in still air and the speed of the wind.
Subject: physics
Question: At its peak, a tornado is 60.0 m in diameter and carries 500 km/h winds. What is its angular velocity in revolutions per second?
Subject: psychology
Question: Compare and contrast the benefits of the Stanford-Binet IQ test and Wechsler’s IQ tests.
Subject: computer_science
Question: Megan is interested in opening a gaming center that utilizes virtual reality (VR) technology. She wants to gauge the level of interest in VR gaming among the residents of her city. She plans to conduct a survey using a random sampling method and then use this data to determine the potential demand for a VR gaming center in her city. What is the nature of the collected data, experimental or observational?
Subject: political_science
Question: Why are foreign policy issues more complicated than domestic policy issues?    A. They are more specific.   B. They are more complex.   C. The international environment is unpredictable.   D. They are more expensive.
Subject: physics
Question: Show that N\text{Φ}_{\text{m}}\text{/}I and \varepsilon\text{/}(dI\text{/}dt), which are both expressions for self-inductance, have the same units.
Subject: political_science
Question: Why don’t lower-income groups participate more in the interest group system?
Subject: political_science
Question: The Fourteenth Amendment was critically important for civil liberties because it ________.    A. guaranteed freed men the right to vote   B. outlawed slavery   C. helped start the process of selective incorporation of the Bill of Rights   D. allowed the states to continue to enact Black codes
Subject: mathematics
Question: The sum of the squares of two numbers is Y. The difference of the numbers is A. Find the numbers.
Subject: chemistry
Question: Predict the products of the following reactions and balance the equations. (a) Zn is added to a solution of Cr 2 (SO 4 ) 3 in acid. (b) FeCl 2 is added to a solution containing an excess of \text{Cr}_{2}\text{O}_{7}{}^{2-} in hydrochloric acid. (c) Cr 2+ is added to \text{Cr}_{2}\text{O}_{7}{}^{2-} in acid solution. (d) Mn is heated with CrO 3 . (e) CrO is added to 2HNO 3 in water. (f) FeCl 3 is added to an aqueous solution of NaOH.
Subject: nursing
Question: Nutrition can impact the development of neurofibrillary tangles that are found in individuals with Alzheimer’s disease. Which of the following provides structural strength to microtubules in the neuron?
Subject: physics
Question: A potter’s disk spins from rest up to 10 rev/s in 15 s. The disk has a mass 3.0 kg and radius 30.0 cm. What is the angular momentum of the disk at t = 5\ \text{s,}\ t = 1\text{0 s} ?
Subject: political_science
Question: Which combination of activities do political parties engage in?
Subject: business
Question: _The Analects of Confucius_ ________.    A. are similar to Aristotle’s _Nicomachean Ethics_   B. represent an oral tradition   C. reflect Buddhist ideals   D. codify a system of virtue ethics
Subject: physics
Question: According to Einstein’s theory of relativity, how could you effectively travel many years into Earth’s future, but not age very much yourself?
Subject: business
Question: [LO 7.1](7-1-describe-how-and-why-managers-use-budgets) Which approach requires management to justify all its expenditures?    A. bottom-up approach   B. zero-based budgeting   C. master budgeting   D. capital allocation budgeting
Subject: history
Question: What was patroonship? a Dutch ship used for transporting beaver fursa Dutch system of patronage that encouraged the artsa Dutch system of granting tracts of land in New Netherland to encourage colonizationa Dutch style of hat trimmed with beaver fur from New Netherland
Subject: biology
Question: Secretions that bathe and moisten the interior of the intestines are produced by _______ cells.
Subject: psychology
Question: ________ is a chemical messenger secreted by fat cells that acts as an appetite suppressant. orexinangiotensinleptinghrelin
Subject: business
Question: What are the benefits of developing a written trade secret plan?    A. It serves as a policy manual that prevents situations in which unwritten rules are followed and security procedures are ignored.   B. In the event of litigation, it can serve as proof that you took active steps to keep the information secret.    C. Both of these.
Subject: mathematics
Question: \frac{x^{2} + 7x + 12}{x^{2} + 8x + 16}
Subject: business
Question: LO3.2In a cost-volume-profit analysis, explain what happens at the break-even point and why companies do not want to remain at the break-even point.
Subject: biology
Question: Auditory hair cells are indirectly anchored to the _____.
Subject: chemistry
Question: Explain the difference between heat capacity and specific heat of a substance.
Subject: mathematics
Question: Write a recursive formula for the arithmetic sequence - 20\text{,} - 10,0\text{,}10\text{,…}
Subject: psychology
Question: Reflect on different pathways to parenthood, such as surrogacy, adoption, and assisted reproductive technologies (ART). Imagine you are a counselor helping a couple or individual explore these options. What factors should they consider when deciding the best path for their planned family? Discuss the emotional, financial, legal, and practical implications of each option, using examples from the text to support your recommendations.
Subject: physics
Question: Assuming a circular orbit for the Sun about the center of the Milky Way galaxy, calculate its orbital speed using the following information: The mass of the galaxy is equivalent to a single mass 1\text{.}{5 \times \text{10}^{\text{11}}} times that of the Sun (or {3 \times \text{10}^{\text{41}}}\ \text{kg} ), located 30,000 ly away.
Subject: business
Question: LO3.5What does the termrecognizemean?
Subject: business
Question: If an activity causes a foreseeable and highly significant risk of physical harm even when reasonable care is exercised by all actors, and the activity is not one of common usage, it is:
Subject: business
Question: LO9.5You own a construction company and have recently received a contract with the local school district to refurbish one of its elementary schools. You are given an up-front payment from the school district in the amount of $5 million. The contract terms extend from years 2018 to 2020. When would you recognize revenue for this payment?What method of accounting would you use for this construction project and why?What would be the benefits and challenges with your method selection?Give an example of your distribution selection and associated costs of the project (you may estimate based on other industry competitors).What might be some benefits and challenges associated with the other method of construction revenue recognition?
Subject: business
Question: The founder’s agreement includes which of the following content items? non-disclosure clausepersonnel planbuyback clausemarketing plan
Subject: physics
Question: A device called an insolation meter is used to measure the intensity of sunlight. It has an area of 100\ \text{cm}^{2} and registers 6.50 W. What is the intensity in \text{W/m}^{2} ?
Subject: biology
Question: For each of the four groups of perfect fungi (Chytridiomycota, Zygomycota,
Ascomycota, and Basidiomycota), compare the body structure and features, and provide an example.
Subject: business
Question: Which of the following are possible penalties for violation of the Sherman Act?
Subject: biology
Question: Explain how the extracellular matrix functions.
Subject: physics
Question: Figure 8.14shows a cube at rest and a small object heading toward it. (a) Describe the directions (angleθ1θ1) at which the small object can emerge after colliding elastically with the cube. How doesθ1θ1depend onbb, the so-called impact parameter? Ignore any effects that might be due to rotation after the collision, and assume that the cube is much more massive than the small object. (b) Answer the same questions if the small object instead collides with a massive sphere. Figure8.14A small object approaches a collision with a much more massive cube, after which its velocity has the directionθ1θ1. The angles at which the small object can be scattered are determined by the shape of the object it strikes and the impact parameterbb.
Subject: biology
Question: What is the ploidy of the most conspicuous form of most fungi?
Subject: computer_science
Question: What can execute an algorithm?
Subject: physics
Question: Using Stokes’ law, verify that the units for viscosity are kilograms per meter per second.
Subject: business
Question: [LO 16.3](16-3-prepare-the-statement-of-cash-flows-using-the-indirect-method) Explain the difference between the two methods used to prepare the operating section of the statement of cash flows. How do the results of these two approaches compare?
Subject: physics
Question: (a) What is the resistance of a 220-V AC short circuit that generates a peak power of 96.8 kW? (b) What would the average power be if the voltage was 120 V AC?
Subject: biology
Question: What is the role of a primer in DNA replication? What would happen if you forgot to add a primer in a tube containing the reaction mix for a DNA sequencing reaction?
Subject: political_science
Question: Why did it take so long for an active civil rights movement to begin in the LGBTQ community?
Subject: physics
Question: What is the mathematical formula for Ohm’s law?
Subject: history
Question: What were American women’s contributions to the war effort?
Subject: mathematics
Question: \left( {\text{−}12^{0}} \right) (-12)^{0}
Subject: astronomy
Question: A car accident occurs around midnight on the night of a full moon. The driver at fault claims he was blinded momentarily by the Moon rising on the eastern horizon. Should the police believe him?
Subject: business
Question: LO5.1Which of these account types (Assets, Liabilities, Equity, Revenue, Expense, Dividend) are credited in the closing entries? Why?
Subject: biology
Question: Which of these cranial nerves is part of the gustatory system?
Subject: physics
Question: What is the area of a circle 3.102 cm in diameter?
Subject: computer_science
Question: Consider our start-up company that is 100% committed to leveraging innovative technologies as a business growth facilitator. Describe how it can best use software process model selection and refinement to create products or services that can generate business. Give precise examples and explain how the start-up would be able to scale the resulting business (i.e., keep sustaining the cost of doing business while increasing its number of customers)?
Subject: physics
Question: How could knowledge of physics help you build a sound and energy-efficient house?
Subject: sociology
Question: How does gentrification affect cities?
Subject: physics
Question: (a) Sketch a graph of acceleration versus time corresponding to the graph of velocity versus time given inFigure 2.55. (b) Identify the time or times (tata,tbtb,tctc, etc.) at which the acceleration is greatest. (c) At which times is it zero? (d) At which times is it negative? Figure2.55
Subject: mathematics
Question: Which distribution (normal or Student'st) would you use for this hypothesis test?
Subject: physics
Question: Describe the gravitational potential energy transfers and transformations for a javelin, starting from the point at which an athlete picks up the javelin and ending when the javelin is stuck into the ground after being thrown.
Subject: physics
Question: Are you relatively safe from lightning inside an automobile? Give two reasons.
Subject: mathematics
Question: (b - 4) \cdot 11
Subject: nursing
Question: The left ventricle pumps blood from the heart to the aorta for use by the body. Which of the following processes occurs nearly simultaneously with left ventricular systole?
Subject: physics
Question: The ceramic glaze on a red-orange “Fiestaware” plate is \text{U}_{2}\text{O}_{3} and contains 50.0 grams of {}^{238}\text{U} , but very little {}^{235}\text{U} . (a) What is the activity of the plate? (b) Calculate the total energy that will be released by the {}^{238}\text{U} decay. (c) If energy is worth 12.0 cents per \text{kW} \cdot \text{h} , what is the monetary value of the energy emitted? (These brightly-colored ceramic plates went out of production some 30 years ago, but are still available as collectibles.)
Subject: chemistry
Question: Calculate the concentration ofPO43−PO43−when Ag3PO4starts to precipitate from a solution that is 0.0125Min Ag+.
Subject: astronomy
Question: Many decades ago, the astronomers on the staff of Mount Wilson and Palomar Observatories each received about 60 nights per year for their observing programs. Today, an astronomer feels fortunate to get 10 nights per year on a large telescope. Can you suggest some reasons for this change?
Subject: political_science
Question: Entitlement (or mandatory) spending is ________.
Subject: chemistry
Question: Starting with the definition of rate of effusion and Graham’s finding relating rate and molar mass, show how to derive the Graham’s law equation, relating the relative rates of effusion for two gases to their molecular masses.
Subject: anthropology
Question: How do terms of reference and address affect relationships within the family?
Subject: nursing
Question: A nurse is educating a client with an opioid use disorder and their parent about how to recognize the signs and symptoms of opioid overdose and when to administer naloxone. Which of the following statements should the nurse make?
Subject: biology
Question: Which recombination frequency corresponds to perfect linkage and violates the law of independent assortment?
Subject: nursing
Question: A client being treated for GERD arrives at the clinic with complaints of constipation and flatulence. Which of the following medications is likely causing these symptoms?
Subject: chemistry
Question: When 1.0 g of fructose, C6H12O6(s), a sugar commonly found in fruits, is burned in oxygen in a bomb calorimeter, the temperature of the calorimeter increases by 1.58 °C. If the heat capacity of the calorimeter and its contents is 9.90 kJ/°C, what isqfor this combustion?
Subject: business
Question: LO4.1Assume you are the controller of a large corporation, and the chief executive officer (CEO) has requested that you explain to them why the net income that you are reporting for the year is so low, when the CEO knows for a fact that the cash accounts are much higher at the end of the year than they were at the beginning of the year. Write a memo to the CEO to offer some possible explanations for the disparity between financial statement net income and the change in cash during the year.
Subject: biology
Question: Compare and contrast adult hemoglobin and fetal hemoglobin.
Subject: biology
Question: In the Ouchterlony assay, we see a sharp precipitin arc form between antigen and antiserum. Why does this arc remain visible for a long time?    A. The antibody molecules are too large to diffuse through the agar.   B. The precipitin lattice is too large to diffuse through the agar.   C. Methanol, added once the arc forms, denatures the protein and blocks diffusion.   D. The antigen molecules are chemically coupled to the gel matrix.
Subject: physics
Question: How do jogging on soft ground and wearing padded shoes reduce the pressures to which the feet and legs are subjected?
Subject: physics
Question: A Carnot refrigerator, working between 0\ \text{°}\text{C} and 30\ \text{°}\text{C} is used to cool a bucket of water containing 10^{-2}\ \text{m}^{3} of water at 30\ \text{°}\text{C} to 5\ \text{°}\text{C} in 2 hours. Find the total amount of work needed.
Subject: psychology
Question: Neurons that make up the hypoglossal cranial nerve (#12), and a motoneuron from the ventrolateral spine, are bothlowermotoneurons because (by definition) they:
Subject: mathematics
Question: G(x) = \sqrt{5x - 1}, find   ⓐ G(5)   ⓑ G(2)
Subject: biology
Question: The phenotype of an organism that is most commonly observed in nature is called the ________.
Subject: physics
Question: What is the internal resistance of an automobile battery that has an emf of 12.0 V and a terminal voltage of 15.0 V while a current of 8.00 A is charging it?
Subject: history
Question: The United States Senator who led the noninterventionists in Congress and called for neutrality legislation in the 1930s was ________.    A. Gerald P. Nye   B. Robert Wagner   C. George C. Marshall   D. Neville Chamberlain
Subject: physics
Question: (a) The planet Pluto and its Moon Charon are separated by 19,600 km. Neglecting atmospheric effects, should the 5.08-m-diameter Mount Palomar telescope be able to resolve these bodies when they are 4\text{.}{\text{50} \times \text{10}^{9}}\ \text{km} from Earth? Assume an average wavelength of 550 nm.(b) In actuality, it is just barely possible to discern that Pluto and Charon are separate bodies using an Earth-based telescope. What are the reasons for this?
Subject: business
Question: [LO 12.4](12-4-describe-the-balanced-scorecard-and-explain-how-it-is-used) People affected by decisions made by a company, including investors, creditors, employees, managers, regulators, customers, suppliers, and laypeople, are known as ________.    A. quantitative factors   B. qualitative factors   C. stakeholders   D. stockholders
Subject: physics
Question: A hydrogen gas discharge lamp emits visible light at four wavelengths, \lambda = 410, 434, 486, and 656 nm. (a) If light from this lamp falls on a _N_ slits separated by 0.025 mm, how far from the central maximum are the third maxima when viewed on a screen 2.0 m from the slits? (b) By what distance are the second and third maxima separated for l = 486\ \text{nm} ?
Subject: computer_science
Question: Draw a simple star schema for a problem involving product sales according to time, region, and price.
Subject: mathematics
Question: If the number of degrees of freedom for a chi-square distribution is 25, what is the population mean and standard deviation?
Subject: economics
Question: What price will a perfectly competitive firm end up charging in the long run? Why?
Subject: physics
Question: When the radius of the circular path of rotational motion increases, what happens to the arc length for a given angle of rotation?
Subject: economics
Question: Have the spending and taxes of the U.S. federal government generally had an upward or a downward trend in the last few decades?
Subject: physics
Question: What isabsolute zeroon the Celsius scale?
Subject: business
Question: A collective mark identifies a trademark owned by a member of a certain organization. True or False?    A. True.   B. False.
Subject: physics
Question: You are given two wind instruments of identical length. One is open at both ends, whereas the other is closed at one end. Which is able to produce the lowest frequency?
Subject: physics
Question: How are the classical laws of conservation of energy and conservation of mass modified by modern relativity?
Subject: mathematics
Question: What is the mean ofΣX?
Subject: sociology
Question: Why did most White ethnic Americans come to the United States?
Subject: nursing
Question: The nurse is teaching a group of cardiac rehab clients about the electrical conduction of the heart. What statement made by a client best indicates the teaching is effective?
Subject: physics
Question: Show that the sum of the vectors discussed in [Example 3.2](3-2-vector- addition-and-subtraction-graphical-methods) gives the result shown in [Figure 3.23](3-2-vector-addition-and-subtraction-graphical-methods) .
Subject: economics
Question: Is a monopolist a price taker? Explain briefly.
Subject: sociology
Question: The basic premise of the Davis-Moore thesis is that the unequal distribution of rewards in social stratification:
Subject: physics
Question: (a) What do the four angles in the above problem become if a 5000-line-per- centimeter diffraction grating is used? (b) Using this grating, what would the angles be for the second-order maxima? (c) Discuss the relationship between integral reductions in lines per centimeter and the new angles of various order maxima.
Subject: biology
Question: A TCR is a protein dimer embedded in the plasma membrane of a T cell. The ________ region of each of the two protein chains is what gives it the capability to bind to a presented antigen.
Subject: philosophy
Question: What is the principle of clinical equipoise?
Subject: mathematics
Question: line 2x + 5y = -10 , point \left( {10,4} \right)
Subject: philosophy
Question: What is meant by historicity?
Subject: physics
Question: Why does the strength of the strong force diminish under high-energy conditions?
Subject: physics
Question: ConsiderFigure 31.3. If an electric field is substituted for the magnetic field with positive charge instead of the north pole and negative charge instead of the south pole, in which directions will theαα,ββ, andγγrays bend?
Subject: business
Question: An experiment with a probability of success given as 0.40 is
repeated 100 times. Use the normal distribution to approximate the
binomial distribution, and find the probability the experiment will have
at least 45 successes.
Subject: mathematics
Question: Graph of the linear function f(x) = {-x} + 6 .
Subject: economics
Question: Do unions typically oppose new technology out of a fear that it will reduce the number of union jobs? Why or why not?
Subject: anthropology
Question: In what ways do peasants contribute to the global economy, and how might it affect them?
Subject: physics
Question: Two children pull a third child on a snow saucer sled exerting forces \textbf{F}_{1} and \textbf{F}_{2} as shown from above in [Figure 4.35](4-problems-exercises#import-auto-id1789737) . Find the acceleration of the 49.00-kg sled and child system. Note that the direction of the frictional force is unspecified; it will be in the opposite direction of the sum of \textbf{F}_{1} and \textbf{F}_{2} .
Subject: history
Question: How did Roosevelt intercede in the Anthracite Coal Strike of 1902?    A. He invited strikers and owners to the White House.   B. He urged the owners to negotiate a deal.   C. He threatened to send in the army to work the mines.   D. He ordered the National Guard to protect the strikers.
Subject: physics
Question: A seagull can fly at a velocity of 9.00 m/s in still air. (a) If it takes the bird 20.0 min to travel 6.00 km straight into an oncoming wind, what is the velocity of the wind? (b) If the bird turns around and flies with the wind, how long will it take the bird to return 6.00 km?
Subject: biology
Question: Aside from the nervous system, which other organ system develops out of the ectoderm?
Subject: mathematics
Question: -3\left( {6m - 1} \right)
Subject: business
Question: LO5.3What are the four steps involved in determining the cost of inventory transferred from one department to the next and the cost of work in process inventory?
Subject: physics
Question: The hydraulic system of a backhoe is used to lift a load as shown in [Figure 11.42](11-problems-exercises#import-auto-id1349464) . (a) Calculate the force F the secondary cylinder must exert to support the 400-kg load and the 150-kg brace and shovel. (b) What is the pressure in the hydraulic fluid if the secondary cylinder is 2.50 cm in diameter? (c) What force would you have to exert on a lever with a mechanical advantage of 5.00 acting on a primary cylinder 0.800 cm in diameter to create this pressure?  Figure 11.42 Hydraulic and mechanical lever systems are used in heavy machinery such as this back hoe.
Subject: business
Question: In a survey, 40 people were asked how many times they visited a store before making a major purchase. The results are shown inTable 2.37. Number of times in storeFrequency142103164654Table2.37
Subject: anthropology
Question: What is the significance of symbolism in religion?
Subject: biology
Question: Which statement isnottrue of viral replication?
Subject: psychology
Question: Which brain system is most responsible for the emotional response to pain?
Subject: business
Question: [LO 1.5](1-5-describe-trends-in-todays-business-environment-and-analyze-their- impact-on-accounting) Which of the following is _not_ true regarding continuous improvement?    A. It applies to both service and manufacturing companies.   B. It is used to reduce performance costs.   C. It rejects the idea of “good enough.”   D. It can be applied only to improve processes and products but not services and practices.
Subject: chemistry
Question: Automobile batteries are often rated with regard to “cold-cranking amps,” a measure of the ability of the battery to perform in low-temperature weather. Suggest a reason to explain why a battery’s ability to deliver current is diminished at low temperatures. (Hint: Consider the kinetics of chemical reactions.)
Subject: mathematics
Question: \left( {u + 1} \right)^{2} = 45
Subject: business
Question: What spin-off ideas can you think of that support a gig economy? For example, what services or products might gig employees value or gig employers value?
Subject: mathematics
Question: Write the symbols for the probability that a player is an outfielder or is a great hitter.
Subject: business
Question: LO9.4What is an earnings management benefit from showing an increased figure for bad debt expense?
Subject: biology
Question: Depolarization of the sarcolemma means ________.
Subject: physics
Question: A 7.0-kg box slides along a horizontal frictionless floor at 1.7 m/s and collides with a relatively massless spring that compresses 23 cm before the box comes to a stop. (a) How much kinetic energy does the box have before it collides with the spring? (b) Calculate the work done by the spring. (c) Determine the spring constant of the spring.
Subject: sociology
Question: In general, children in ______ households benefit from divorce.    A. stepfamily   B. multigenerational   C. high-conflict   D. low-conflict
Subject: physics
Question: A student is asked to solve a problem: An object falls from a height for 2.0 s, at which point it is still 60 m above the ground. What will be the velocity of the object when it hits the ground? Which of the following provides the correct order of kinematic equations that can be used to solve the problem?
Subject: physics
Question: When solving for speed inExample 7.4, we kept only the positive root. Why?
Subject: political_science
Question: Which statement is most accurate about the sources of revenue for local and state governments?
Subject: biology
Question: Why are fungal insecticides an attractive alternative to chemical pesticides for growing food crops?
Subject: mathematics
Question: Find the present value of $100,000 in an account bearing 5.25% interest compounded daily after 30 years.
Subject: business
Question: LO13.3Explain the role and purpose of the Global Reporting Initiative.
Subject: mathematics
Question: Find the 80thpercentile.
Subject: physics
Question: A skater glides along a circular path of radius 5.00 m in clockwise direction. When he coasts around one-half of the circle, starting from the west point, find (a) the magnitude of his displacement vector and (b) how far he actually skated. (c) What is the magnitude of his displacement vector when he skates all the way around the circle and comes back to the west point?
Subject: physics
Question: Water floats on a liquid calledcarbon tetrachloride. The two liquids do not mix. A light ray passing from water into carbon tetrachloride has an incident angle of 45.0° and an angle of refraction of 40.1°. If the index of refraction of water is 1.33, what is the index of refraction of carbon tetrachloride?
Subject: chemistry
Question: Identify the subshell in which electrons with the following quantum numbers are found: (a)n= 2,l= 1 (b)n= 4,l= 2 (c)n= 6,l= 0
Subject: chemistry
Question: Substance A is shiny, conducts electricity well, and melts at 975 °C. Substance A is likely a(n): (a) ionic solid (b) metallic solid (c) molecular solid (d) covalent network solid
Subject: biology
Question: Which of the following is not a true statement comparing prokaryotic and eukaryotic DNA replication?
Subject: chemistry
Question: What is the maximum mass of carbohydrate in a 6-oz serving of diet soda that contains less than 1 Calorie per can if the average number of Calories for carbohydrates is 4.1 Calories/g?
Subject: business
Question: How can an entrepreneur use preliminary financial information in planning a new business?
Subject: psychology
Question: Which of the following statements is true regarding U.S. adolescents and sexual intercourse?
Subject: mathematics
Question: \left( {p - 5} \right)^{2} + 3 = 19
Subject: physics
Question: The image shows how sandbags placed around a leak outside a river levee can effectively stop the flow of water under the levee. Explain how the small amount of water inside the column of sandbags is able to balance the much larger body of water behind the levee.
Subject: economics
Question: Productive efficiency and allocative efficiency are two concepts achieved in the long run in a perfectly competitive market. These are the two reasons why we call them “perfect.” How would you use these two concepts to analyze other market structures and label them “imperfect?”
Subject: biology
Question: Selective toxicity antimicrobials are easier to develop against bacteria because they are ________ cells, whereas human cells are eukaryotic.
Subject: mathematics
Question: Find the probability that the mean actual weight for the 100 weights is greater than 25.2.
Subject: physics
Question: If neutrino oscillations do occur, will they violate conservation of the various lepton family numbers (LeLe,LμLμ, andLτLτ)? Will neutrino oscillations violate conservation of the total number of leptons?
Subject: biology
Question: Potassium has an atomic number of 19. What is its electron configuration?
Subject: chemistry
Question: Show by suitable net ionic equations that each of the following species can act as a Brønsted-Lowry base: (a) H2O (b) OH− (c) NH3 (d) CN− (e) S2− (f)H2PO4−H2PO4−
Subject: business
Question: LO3.5Define operating leverage and explain its importance to a company and how it relates to risk.
Subject: economics
Question: Why is spending by the U.S. government on scientific research at NASA fiscal policy while spending by the University of Illinois is not fiscal policy? Why is a cut in the payroll tax fiscal policy whereas a cut in a state income tax is not fiscal policy?
Subject: mathematics
Question: \frac{6x}{x - 6} \leq 2
Subject: business
Question: LO7.4How often do we post the cash column in the cash receipts journal to the subsidiary ledger?
Subject: mathematics
Question: The area of a rectangular place mat is 168 square inches. Its length is two inches longer than the width. Find the length and width of the placemat.
Subject: physics
Question: Discuss the possibility that a Hall voltage would be generated on the moving heart of a patient during MRI imaging. Also discuss the same effect on the wires of a pacemaker. (The fact that patients with pacemakers are not given MRIs is significant.)
Subject: mathematics
Question: A triangular banner has an area of 351 square centimeters. The length of the base is two centimeters longer than four times the height. Find the height and length of the base.
Subject: business
Question: The following are clauses in the U.S. Constitution that relate to international law.
Subject: physics
Question: Given the polar character of water molecules, explain how ions in the air form nucleation centers for rain droplets.
Subject: anthropology
Question: Draw a floor plan for your ideal home. What rooms would you have, and why? How would those rooms be organized? How is the imagined structure of this home shaped by an imagined lifestyle? What form of family or social relations are embedded in your house plan? What forms of work? What notions about gender and age are assumed?
Subject: mathematics
Question: Determine the winner by ranked-choice voting if two of the voters in the second column up-rank the original winner. Refer to Question 4. Which fairness criterion, if any, is violated?
Subject: business
Question: LO6.2Sunrise Flowers sells flowers to a customer on credit for $130 on October 18, with a cost of sale to Sunrise of $50. What entry to recognize this sale is required if Sunrise Flowers uses aperpetualinventory system?
Subject: physics
Question: During a circus act, one performer swings upside down hanging from a trapeze holding another, also upside-down, performer by the legs. If the upward force on the lower performer is three times her weight, how much do the bones (the femurs) in her upper legs stretch? You may assume each is equivalent to a uniform rod 35.0 cm long and 1.80 cm in radius. Her mass is 60.0 kg.
Subject: physics
Question: In 2003, Earth and Mars were the closest they had been in 50,000 years. The two planets were aligned so that Earth was between Mars and the sun. At that time it took light from the sun 500 s to reach Earth and 687 s to get to Mars. What was the distance from Mars to Earth?
Subject: mathematics
Question: 4x^{2} - 5x + 1 = 0
Subject: computer_science
Question: Briefly explain each of the project management methodologies: PMBOK, Agile, and PRINCE2.
Subject: physics
Question: True or False—Every 2-D vector can be expressed as the product of its x and y-components.
Subject: computer_science
Question: Explain what is wrong with the notion that computer software does not need to evolve over time.
Subject: business
Question: LO7.1Why are scanners better than keyboards?
Subject: biology
Question: ________ on phagocytes bind to PAMPs on bacteria, which triggers the uptake and destruction of the bacterial pathogens?    A. PRRs   B. AMPs   C. PAMPs   D. PMNs
Subject: psychology
Question: What are the psychosocial stages of infancy and toddlerhood in Erikson’s theory, and how does environment play a role in each?
Subject: mathematics
Question: 9x + 7 when x = 3
Subject: physics
Question: If two household lightbulbs rated 60 W and 100 W are connected in series to household power, which will be brighter? Explain.
Subject: business
Question: LO4.3If adjusting entries include these listed accounts, what other account must be in that entry as well? (A) Depreciation expense; (B) Unearned Service Revenue; (C) Prepaid Insurance; (D) Interest Payable.
Subject: mathematics
Question: How many addition rules are there for a base 7 system?
Subject: political_science
Question: In a ________ legislature, members tend to have low salaries, shorter sessions, and few staff members to assist them with their legislative functions. professionalcitizenhybridunicameral
Subject: mathematics
Question: Write the set consisting of the last five letters of the English alphabet using the roster method.
Subject: psychology
Question: Patient H.M. had the anterior two-thirds of his medial temporal lobe removed.  As a result, he suffered from _____, or the inability to form new memories.
Subject: chemistry
Question: Plutonium was detected in trace amounts in natural uranium deposits by Glenn Seaborg and his associates in 1941. They proposed that the source of this239Pu was the capture of neutrons by238U nuclei. Why is this plutonium not likely to have been trapped at the time the solar system formed 4.7××109years ago?
Subject: biology
Question: Although there are many different hormones in the human body, they can be divided into three classes based on their chemical structure. What are these classes and what is one factor that distinguishes them?
Subject: biology
Question: Describe the joints and motions involved in taking a step forward if a person is initially standing still. Assume the person holds his foot at the same angle throughout the motion.
Subject: sociology
Question: Which statement best explains the meaning of “one person, one vote”?    A. One person should not be allowed to vote twice.   B. A voter deserves one chance to vote.   C. A voter should vote only once a year.   D. All people's votes should count equally.
Subject: physics
Question: The escape velocity from the Moon is much smaller than from Earth and is only 2.38 km/s. At what temperature would hydrogen molecules (molecular mass is equal to 2.016 g/mol) have an average velocity v_{\text{rms}}{} equal to the Moon’s escape velocity?
Subject: mathematics
Question: \left( {11a - 6} \right)\left( {5a - 1} \right)
Subject: mathematics
Question: How many symbols are needed for a base 9 system?
Subject: chemistry
Question: Describe the production of metallic aluminum by electrolytic reduction.
Subject: chemistry
Question: Using the periodic table, predict whether the following chlorides are ionic or covalent: KCl, NCl 3 , ICl, MgCl 2 , PCl 5 , and CCl 4 .
Subject: physics
Question: (a) What is the maximum energy in eV of photons produced in a CRT using a 25.0-kV accelerating potential, such as a color TV? (b) What is their frequency?
Subject: physics
Question: True or false—Gravitational force is the attraction of the mass of one object to the mass of another. Light, either as a particle or a wave, has no rest mass. Despite this fact gravity bends a beam of light.
Subject: biology
Question: Which of the following diseases is caused by a helminth?    A. leishmaniasis   B. malaria   C. Chagas disease   D. schistosomiasis
Subject: biology
Question: Which of the formed elements arise from myeloid stem cells?
Subject: business
Question: Which of the following isnottrue? Shareholder primacy is the clear legal precedent in the United States.Maximizing shareholder profits is a legitimate goal of management.Dividends are paid out of corporate profits.Companies that pursue CSR policies can also be profitable.
Subject: mathematics
Question: Find the probability that a randomly chosen car in the lot was less than four years old.
Subject: business
Question: Why is knowing your vision for the future important?
Subject: biology
Question: In which septum is it normal to find openings in the adult?
Subject: chemistry
Question: Lysozyme is an enzyme that cleaves cell walls. A 0.100-L sample of a solution of lysozyme that contains 0.0750 g of the enzyme exhibits an osmotic pressure of 1.32××10−3atm at 25 °C. Assuming ideal solution behavior, what is the molar mass of lysozyme?
Subject: economics
Question: How does the existence of money simplify the process of buying and selling?
Subject: mathematics
Question: 24 \div (0.1 + 0.02)
Subject: physics
Question: (a) What is the orbital radius of an Earth satellite having a period of 1.00 h? (b) What is unreasonable about this result?
Subject: sociology
Question: Which factor most increases the risk of an elderly person suffering mistreatment?    A. Bereavement due to widowhood   B. Having been abusive as a younger adult   C. Being frail to the point of dependency on care   D. The ability to bestow a large inheritance on survivors
Subject: physics
Question: A car tire contains 0\text{.}\text{0380}m^{3} of nitrogen at a gauge pressure of 2\text{.}\text{20}\times\text{10}^{5}\ \text{N/m}^{2} (about 32 psi). How much more internal energy does this gas have than the same volume has at zero gauge pressure (which is equivalent to normal atmospheric pressure)? (Use E_{\text{int}} = \frac{5}{2}NkT for the internal energy of nitrogen, a diatomic gas.)
Subject: biology
Question: Endometriosis is a disease characterized by the presence of endometrial-like tissue found outside the uterus—in the uterine tubes, on the ovaries, or even in the pelvic cavity. Offer a hypothesis as to why endometriosis increases a woman’s risk of infertility.
Subject: business
Question: [LO 7.1](7-1-describe-how-and-why-managers-use-budgets) What is a budget and what are the different types of budgets?
Subject: business
Question: True or false? Some telecommuters may be penalized by a perception that they are lazy.
Subject: history
Question: Which religious order joined the French settlement in Canada and tried to convert the natives to Christianity? FranciscansCalvinistsAnglicansJesuits