Q. Aminolevulinic acid, the first product in porphyrin biosynthesis in eukaryotes, is synthesized from ____ and succinyl-CoA.
A. Valine
B. Tryptophan
C. Methionine
D. Glycine
Answer: Glycine
A. Valine
B. Tryptophan
C. Methionine
D. Glycine
Answer: Glycine