NEET PG Medical – 2019 – Question – 33
Urea, creatinine, nitric oxide formed by which amino acid
a) Histidine
b) Glycine
c) Cysteine
d) Arginine
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Correct Answer – D
Answer: D. Arginine
- Arginine, a semiessential or conditionally essential amino acid in humans, is one of the most metabolically versatile amino acids.
- It serves as a precursor for the synthesis of urea, nitric oxide, polyamines, proline, glutamate, creatine, and agmatine.