Select the incorrect statement about hemoglobin
a. It combines with oxygen at the lungs.
b. It contains iron.
c. It forms an irreversible association with oxygen.
d. It is located inside the red blood cell.
e. Its globin portion is a polypeptide.
C
Anatomy & Physiology
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A. cushions and protects the embryo with fluid. B. becomes the umbilical cord vessels. C. is the fetal half of the placenta. D. is the first site of blood cell formation.
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