Are the simplest bilaterian animals and lack a body cavity.

How do adaptation affect a species?

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

Identify the examples in which sam interacts only with natural resources