Answer the following question given this paragraph: We want to focus on solutions where the solvent is water. An aqueous solution is water that contains one or more dissolved substances. The dissolved substances in an aqueous solution may be solids, gases, or other liquids. Some examples are listed in the Table above . Other examples include vinegar (acetic acid in water), alcoholic beverages (ethanol in water), and liquid cough medicines (various drugs in water). Q: What is the term for water that contains one or more dissolved substances? Choices: - dilute solution - sediment solution - evaporation solution - aqueous solution A:
aqueous solution
Answer the following question given this paragraph: Q: Parasitism, mutualism, and commensalism are instances of what type of interaction? Choices: - semantic - enzymatic - antibiotic - symbiotic A:
symbiotic
Q: Answer the following question given this paragraph: Most allergies can be treated with medicines. Medicines used to treat allergies include antihistamines and corticosteroids. These medicines help control the immune system when it attacks an allergen. Sometimes, allergies cause severe symptoms, a condition known as anaphylaxis. For example, they may cause the throat to swell so it is hard to breathe. Severe allergies may be life threatening. They require emergency medical care. Q: Prescribed to treat allergies, antihistamines and corticosteroids help control what system that attacks allergens? Choices: - cardiovascular - reproductive system - nervous system - immune system A:
A: immune system
Question: Answer the following question given this paragraph: An electric motor is a device that uses an electromagnet to change electrical energy to kinetic energy. When current flows through the motor, the electromagnet rotates, causing a shaft to rotate as well. The rotating shaft moves other parts of the device. Q: What device uses an electromagnet to change electrical energy to kinetic energy? Choices: - public motor - melodic motor - Magnetic motor. - electric motor A:
Answer: electric motor
*Question*
Answer the following question given this paragraph: Solids have a fixed volume and a fixed shape. Liquids have a fixed volume but take the shape of their container. Gases take both the volume and the shape of their container. Q: What takes both the shape and the volume of their container? Choices: - solids - tissues - fluids - gases A:
**Answer**
gases
Answer the following question given this paragraph: Regulation of transcription in prokaryotes typically involves operons. An operon is a region of DNA that consists of one or more genes that encode the proteins needed for a specific function. The operon also includes a promoter and an operator. The operator is a region of the operon where regulatory proteins bind. It is located near the promoter and helps regulate transcription of the operon genes. Q: Which region of dna consists of one or more genes that encode the proteins needed for a specific function? Choices: - mRNA - chromosome - antigen - operon A:
operon