Bilirubin is formed from the:
A)iron of old RBCs
B)cell membranes of old RBCs
C)hemoglobin of old RBCs
D)nuclei of old RBCs

Name: Bilirubin is formed from the: A)iron of old RBCs B)cell membranes of old RBCs C)hemoglobin of old RBCs D)nuclei of old RBCs
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Bilirubin is formed from the breakdown of heme, which is the oxygen-carrying component of hemoglobin in red blood cells. As red blood cells age and are broken down, their hemoglobin is converted to bilirubin in the liver.

Bilirubin Is Formed from The