Hemin is heme with oxidized ferric (Fe3+) iron. This compound is known to interfere with the synthesis of the porphyrins and heme. Which of the following enzymes is inhibited by the presence of hemin?
A) ALA dehydratase
B) ALA synthase
C) ferrochelatase
D) PBG deaminase
E) uroporphyrinogen III synthase
Correct Answer:
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