The liquid portion of human blood cannot absorb enough oxygen to meet the body's demands. However, _____ in our red blood cells greatly increases the oxygen-carrying capacity of human blood.

Question

Quizplus · Accepted Answer

Hemoglobin is the protein that binds with oxygen in the red blood cells, which greatly increases the oxygen-carrying capacity of human blood. Carbon dioxide is not involved in carrying oxygen, alveoli are tiny air sacs in the lungs and not directly involved in carrying oxygen in the bloodstream, and nodules are not relevant to oxygen transport in the blood.

The Liquid Portion of Human Blood Cannot Absorb Enough Oxygen