Chemistry NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 11 PCB Single Correct MCQ
Published on: August 12, 2026

What are the functions of non-sense codons?

A
Conversion of sense DNA to non-sense DNA
B
To free the polypeptide from t-RNA
C
To stop message of gene controlled protein synthesis
D
To make amino acid

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The correct answer is:
C

There are 3 STOP codons in the genetic code-UAG, UAA, and UGA. These codons signal the end of the polypeptide chain during translation. These codons are also known as nonsense codons or termination codons as they do not code for an amino acid.

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