The correct answer is:
Hemoglobin transports oxygen from lungs to body cells.
Iron is part of the hemoglobin in red blood cells. What is the purpose of hemoglobin?
Multiple Choice
Hemoglobin transports oxygen from lungs to body cells.
Hemoglobin transports iron from the liver to the body cells.
Hemoglobin binds oxygen in muscle tissue.
Hemoglobin transports essential fatty acids in the bloodstream.
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