Which Part of a Hemoglobin Molecule Binds to a Molecule

question 51

Multiple Choice

Which part of a hemoglobin molecule binds to a molecule of O₂?

• A)the surface of an α globin chain
• B)the surface of a β globin chain
• C)the iron atom in the center of a heme group
• D)the copper atom wedged between an α and a β globin chain
• E)the hydrophobic pocket between two α chains

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