Breathing Functions to

Breathing functions to

A) deliver oxygen to cells, where it takes part in the reactions of cellular respiration that liberate energy from nutrient molecules and get rid of carbon dioxide, which maintains the pH of the internal environment.
B) inflate the lungs, which forces oxygen molecules into the bloodstream.
C) deliver carbon dioxide to cells, where it takes part in the reactions of cellular respiration that liberate energy from nutrient molecules and get rid of oxygen, which maintains the pH of the internal environment.
D) deliver oxygen to cells, where it takes part in the reactions of cellular respiration that liberate energy from waste molecules.