Most of the carbon dioxide produced by humans is ________.
A) converted to bicarbonate ions by carbonic anhydrase, an enzyme in red blood cells
B) bound to hemoglobin
C) transported in the erythrocytes as carbonic acid
D) simply dissolved in the plasma
E) bicarbonate ions bound to hemoglobin

Question

Quizplus · Accepted Answer

Most of the carbon dioxide produced by humans is converted to bicarbonate ions by carbonic anhydrase in red blood cells. This is the primary method of CO2 transport in the blood.

Most of the Carbon Dioxide Produced by Humans Is ________