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Biochemistry Metabolism of protein and amino acid 2e158917

Selenocysteine is derivative of which amino acid?

A
Cysteine
B
Alanine
C
Arginine
D
Glycine
High-Yield Explanation
Selenocysteine is the 21st amino acid.its biosynthesis is by replacing oxygen from serine by selenium.cysteine is formed from serine (reversible). hence selenocysteine is formed from cysteineRef: DM Vasudevan - Textbook of Biochemistry, 7th edition, page no: 215
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