Which event can occur when fetal and adult types of hemoglobin are at the same PO2?
A) Adult hemoglobin releases O2 and fetal hemoglobin picks up O2.
B) Adult hemoglobin holds O2 and fetal hemoglobin releases O2.
C) Fetal hemoglobin releases O2 and adult hemoglobin picks up O2.
D) Fetal hemoglobin releases O2 and adult hemoglobin holds O2.
E) Fetal hemoglobin is 50% saturated with O2 and adult hemoglobin is 100% saturated with O2.
Correct Answer:
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