Multiple Choice
Carbon dioxide affects O2 binding to Hb by:
A) Hb competing with carbonic anhydride for CO2.
B) directly binding to heme-Fe in the oxygen binding site.
C) forming iron carbonate with the heme-iron.
D) forming H+ + HCO3− where the H+ is an antagonist to oxygen binding to Hb.
E) forming HCO3− that combines with H+ to increase CO2 binding.
Correct Answer:
Verified
Correct Answer:
Verified
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