AP EAMCET202022 Sep 2020Evening ShiftChemistryBiomoleculesActual

Which of the following is not an essential amino acid?

Options

ALysine
BHistidine
CValine
DTyrosine

Correct answer

D. Tyrosine

Step-by-step solution

Tyrosine is one of the 20 standard amino acids present in the body and used by cells to synthesis proteins. This is a non-essential amino acid, meaning that when it is not only ingested from diet, it is also synthesised by the body.

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