Identify the human form of hemoglobin that is produced only by the embryo. two a-globin chains (alpha) and two b-globin chains (beta) two b-globin chains (beta) and two g-globin chains (gamma) two g-globin chains (gamma) and two d-globin chains (delta) two d-globin chains (delta) and two e-globin chains (epsilon) two e-globin chains (epsilon) and two z-globin chains (zeta)

Identify the human form of hemoglobin that is produced only by the embryo. two a-globin chains (alpha) and two b-globin chains (beta) two b-globin chains (beta) and two g-globin chains (gamma) two g-globin chains (gamma) and two d-globin chains (delta) two d-globin chains (delta) and two e-globin chains (epsilon) two e-globin chains (epsilon) and two z-globin chains (zeta)

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter11: The Blood

Section: Chapter Questions

Problem 2TAHL

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Which form of human hemoglobin may be present in some adults, but not in the embryo or the fetus? two a-globin chains (alpha) and two e-globin chains (epsilon) two b-globin chains (beta) and two g-globin chains (gamma) two e-globin chains (epsilon) and two z-globin chains (zeta) two z-globin chains (zeta) and two g-globin chains (gamma) two d-globin chains (delta) and two a-globin chains (alpha)
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Which of the following best explains why fetal hemoglobin (HbF) has higher affinity for oxygen than HbA? a. HbF binds 2,3-bisphosphoglycerate with lower affinity b. One of the coordination positions of HbF is occupied by an Asp residue c. Oxygen binding is not cooperative in HbF d. The Fe-O bond is shorter in HbF e. The hemes of HbF and HbA have different structures
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