Why is the pharmacological reactivation of fetal hemoglobin in a patient with sickle-cell anemia often a successful treatment? Fetal hemoglobin _____
A) binds more carbon dioxide molecules than adult hemoglobin
B) is better able to release oxygen than is adult hemoglobin
C) has a higher affinity for oxygen than does adult hemoglobin
D) is better able to release carbon dioxide than is adult hemoglobin
E) has a higher affinity for carbon dioxide than does adult hemoglobin
Answer: C
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