How Is Most CO₂ Transported in Blood

Multiple Choice

How is most CO₂ transported in blood?

A) CO₂ reacts with water in the blood to form bicarbonate ions.
B) Bicarbonate interacts with water to produce CO₂.
C) O₂ binds with the CO₂ to produce bicarbonate ions.
D) Hemoglobin binds the CO₂ to produce bicarbonate ions.
E) Hemocyanin and hemoglobin bind CO₂ and O₂ to form copper.