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What is Fetal hemoglobin has more affinity for oxygen than adult hemoglobin because ? and explain in detail?
Ans. is 'b' i.e., Low affinity for 2,3 DPG Make it very clear in mind that higher affinity of fetal hemoglobin for oxygen is due to low affinity of HbF for 2,3DPG (not due to decreased 2, 3-DPG concentration). HbF does not combines to 2, 3-DPG as avidly as adult hemoglobin.