Biochemistry Affinity of Hemoglobin-F for oxygen is more than Hemoglobin-A for which of the following reason? A Decreased secretion of growth hormone by the fetus B Oxygen dissociation curve for HbF is a rectangular hyperbola C No 2,3 DPG is synthesized in fetal red blood cells D 2,3 DPG poorly binds to fetal HB 💡 Explanation Affinity of Hemoglobin-F for oxygen is more than Hemoglobin-A for which of the following reason? ✓ Correct Answer: D. 2,3 DPG poorly binds to fetal HB