Evolution 1. can only happen at or below the species level 2. happens whenever an organism changes form or function 3. is the slow change in the gene pool of a species or population 4. proves that humans are descended from apes and monkeys

How can you approximate the number of calories required to keep you in energy balance?

Does masterbation affect height growth or loss of growth hormone?

Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs