Essential Biochemistry - Protein Metabolism (Section 4 - No. 14)
What is the role of ammonia in the body?
It is a toxic byproduct of amino acid metabolism.
It is used in the synthesis of purines and pyrimidines.
It is a building block for proteins.
It is a source of nitrogen for urea synthesis.
Explanation
Ammonia is a toxic byproduct, but is also used in purine and pyrimidine synthesis and provides nitrogen for urea.
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