Question

which of the following statements regarding respiration is false? a oxygen is needed for the body cells’ metabolism. b carbon dioxide moves from the blood into the cells. c oxygen moves from the alveoli into the bloodstream. d carbon dioxide is the by - product of metabolism.

Explanation:

In respiration, oxygen is taken in and is needed for cell - metabolism. Oxygen moves from the alveoli into the bloodstream. Carbon dioxide is a by - product of metabolism and moves from the cells into the blood, not from the blood into the cells.

Answer:

B. Carbon dioxide moves from the blood into the cells.