How many amino acids have been identified to exist in cells and tissues up to now?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Biology Mcqsbiology-mcqs
Published
11 May 2018
Last updated
28 May 2026

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Explanation

Research has revealed that approximately 170 different amino acids have been found in various cells and tissues, reflecting the diversity beyond the standard 20 amino acids commonly known.

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