Ques: Q: What scale measures acidity? Read this paragraph and choose the correct option from the provided answers: Note that Earth's axis of rotation is tilted. The axis is not perpendicular to the plane of the ecliptic. This plane is the one that solar system bodies are mostly lined up in. Choices: - frequency scale - richter scale - salinity scale - ph scale A:
Ans: ph scale

Ques: Q: Integral proteins penetrate the hydrophobic interior of the what? Read this paragraph and choose the correct option from the provided answers: Choices: - metabolism bilayer - skin bilayer - carbon bilayer - lipid bilayer A:
Ans: lipid bilayer

Ques: Q: How is a reaction described when the given conditions favor formation of products? Read this paragraph and choose the correct option from the provided answers: Chemists want to be able to predict the outcome of reactions. They would like it to be possible to predict what will happen when reactants are added together under a given set of conditions. The conditions of a reaction might include things like temperature, pressure, and concentrations of various reaction components. If the given conditions favor the formation of products, the reaction is said to be spontaneous . Choices: - instantaneous - fluctuations - planned - spontaneous A:
Ans: spontaneous

Ques: Q: Wings of bats and birds serve the same function. which body part should you study to understand ancestral differences? Read this paragraph and choose the correct option from the provided answers: Wings of bats and birds serve the same function. Look closely at the bones inside the wings. The differences show they developed from different ancestors. Choices: - skull size - skin and feathers - skin inside wings - bones inside wings A:
Ans:
bones inside wings