Tissues combine to create an _ that completes a specific task (job) in the body. A. organ

B. cell

C. organ system

Why should the united state be concerned about air pollution in china?

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

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.