Which of the following provides the primary advantage of Hb F for the developing fetus?

Name: Which of the following provides the primary advantage of Hb F for the developing fetus?
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Question

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The advantage of Hb F for the developing fetus is that Hb F has a higher oxygen affinity than Hb A.This characteristic facilitates oxygen transport across the placental barrier.The reason for the higher affinity is that Hb F binds 2,3-BPG to a lesser degree than Hb A because of the presence of γ-chains.

Which of the Following Provides the Primary Advantage of Hb