The Quaternary Structure of Hemoglobin Changes from the T State

question 6

Multiple Choice

The quaternary structure of hemoglobin changes from the T state to the R state ________.

• A)only after four molecules of O² are bound
• B)after the binding of one molecule of O² causes a change in the primary structure
• C)when hemoglobin is completely deoxygenated
• D)when at least one subunit on each dimeric unit (αβ dimer)is oxygenated

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