Where does the exchange of oxygen, nutrients, and wastes occur? . a. in capillaries. b. in arteries. c. in the lungs. d. in the atria

No plagiarizing ! 6th grade work! easy and 100 compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.