The amino acid required for the synthesis of haem is______________?
Correct answer: B. Glycine
- A. Glutamine
- B. Glycine
- C. Glutamic acid
- D. Lysine
Explanation
Glycine combines with succinyl-CoA in the first committed step of haem synthesis to form δ-aminolevulinate. Glutamate is important in other biosynthetic pathways but is not the amino acid used in this entry step.
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