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What happens in the red blood cells in the lungs? A. Hemoglobin drops off oxygen and picks up carbon dioxide. B.Hemoglobin drops off carbon dioxide and picks up oxygen. C.Hemoglobin picks up both carbon
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What happens in the red blood cells in the lungs?

A. Hemoglobin drops off oxygen and picks up carbon dioxide.
B.Hemoglobin drops off carbon dioxide and picks up oxygen.
C.Hemoglobin picks up both carbon dioxide and oxygen.
D. Hemoglobin drops off both carbon dioxide and oxygen.

User Sumith Ekanayake
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1 Answer

7 votes
The correct answer is A hemoglobin
User Colm Troy
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