The ability of oxygen to combine with this substance in the red blood cells increases by up to 70 times the amount of oxygen that can be carried in the blood.

The ability of oxygen to combine with this substance in the red blood cells increases by up to 70 times the amount of oxygen that can be carried in the blood.



A) Potassium

B) Glucose

C) Carbon Dioxide

D) Hemoglobin



Answer: Hemoglobin


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