Multiple Choice
Which statement is false about the heme group?
A) When oxygen binds to heme,the iron ion is oxidized from Fe²+ to Fe ³+.
B) If exposed to air,a free heme group (not associated with hemoglobin) is readily oxidized converting Fe²+ to Fe ³+ and can no longer bind oxygen.
C) The heme group is tightly,but non-covalently,held in myoglobin molecule.
D) The chemical structure of the heme groups in myoglobin and hemoglobin are identical.
Correct Answer:
Verified
Correct Answer:
Verified
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