Why are white blood cells unable to transport gases

The majority of oxygen in the body is transported by hemoglobin, which is found inside red blood cells.

Explanation:

Although oxygen dissolves in blood, only a small amount of oxygen is transported this way. Only 1.5 percent of oxygen in the blood is dissolved directly into the blood itself. Most oxygen, 98.5 percent, is bound to a protein called hemoglobin and carried to the tissues.

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