Which of the following statements is INCORRECT about how the components of hemoglobin are recycled? a. Iron ions are either stored in a phagocytic cell or circulate in the blood, bound to transferrin (a plasma protein). b. Each heme is stripped of its iron and converted to bilirubin, then excreted in bile. c. The alpha and beta chains are released into the bloodstream for use by other cells. d. Hemoglobin can be recycled only if phagocytized by macrophages.
Which of the following statements is INCORRECT about how the components of hemoglobin are recycled? a. Iron ions are either stored in a phagocytic cell or circulate in the blood, bound to transferrin (a plasma protein). b. Each heme is stripped of its iron and converted to bilirubin, then excreted in bile. c. The alpha and beta chains are released into the bloodstream for use by other cells. d. Hemoglobin can be recycled only if phagocytized by macrophages.
Human Biology (MindTap Course List)
11th Edition
ISBN:9781305112100
Author:Cecie Starr, Beverly McMillan
Publisher:Cecie Starr, Beverly McMillan
Chapter8: Blood
Section: Chapter Questions
Problem 3RQ
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Which of the following statements is INCORRECT about how the components of hemoglobin are recycled?
a. Iron ions are either stored in a phagocytic cell or circulate in the blood, bound to transferrin (a plasma protein).
b. Each heme is stripped of its iron and converted to bilirubin, then excreted in bile.
c. The alpha and beta chains are released into the bloodstream for use by other cells.
d. Hemoglobin can be recycled only if phagocytized by macrophages.
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