試題詳解

63. Which of the following statements regarding oxygen-binding to hemoglobin is TRUE?
(A) H+ increases the affinity of hemoglobin for oxygen.
(B) BPG competes with O₂ for binding to the heme groups of hemoglobin.
(C) Fetal hemoglobin binds O2 with higher affinity due to no bound BPG.
(D) CO binds with lower affinity to fetal hemoglobin than to adult hemoglobin.
(E) CO binding lowers the affinity of hemoglobin to O₂.