3. Which of the following descriptions about Hb (hemoglobin) is incorrect?
(A) One Hb can bind 4 O2 molecules
(B) HbA has an α2β2 structure
(C) HbF has an α2y2 structure
(D) HbF has a lower affinity for BPG than does HbA
(E) CO2 increases the binding affinity of Hb for O2.
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統計: A(0), B(0), C(0), D(0), E(1) #3201002
統計: A(0), B(0), C(0), D(0), E(1) #3201002