I’m terrible at this help me out please

What is the relation ship between structure and function in an organism

Which of the following is the best definition of aerobic respiration? o a. the cellular process that releases energy by breaking down glucose o b. physical activity that involves the repeated motion of large muscle groups o c. physical activity that increases heart rate and breathing rate o d. the cellular process that converts solar energy to chemical energy

Which is one example of a phenotypic change that is not genetic