Question

During protein breakdown, the amino acid nitrogen groups are converted to urea through the urea cycle in the

A. Kidneys
B. Liver
C. Heart
D. GI tract
E. Both A and B

Answer 1

The amino acid nitrogen groups are converted to urea through the urea cycle in the liver.

Step-by-step explanation:

The amino acid nitrogen groups are converted to urea through the urea cycle in the Liver. The liver is the principal site of amino acid metabolism and synthesizes urea from ammonia and carbon dioxide molecules. Urea is the principal waste product in mammals and is excreted in urine.