[Solved] What Is the Usual Fate of the α-Amino Group in the Catabolism

Question 21
Multiple Choice
Question 21

What is the usual fate of the α-amino group in the catabolism of amino acids?

A)It is added to a growing peptide chain at the ribosomes.
B)It is converted into short peptide chains, which are excreted in the urine.
C)It is converted into N2 and is expelled through the lungs.
D)It is converted into urea, which is excreted by the body in urine.
E)It is incorporated into the nucleotides of DNA and RNA.

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