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5042 Physiology

Hemoglobin has:

AFour polypeptide chains, 2Ξ±, 1Ξ², 1Ξ³ chain
BFour heme molecules and four polypeptide chains
CFour heme molecules, 2Ξ±, and 2Ξ² chains
DOne heme and one globin molecule
Physiology
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