What effect does the Moon have on the Earth?

What is the broadest level of classification of life

How do cells grow and reproduce to maintain homeostasis?

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