Q161 / 180 · JIPMER 2019 · Zoology

Which of the following is not a stop codon?

  • A
    UAA
  • Correct answer
    B
    UAC
  • C
    UAG
  • D
    UGA

Solution

UAC is not a stop codon. It codes for tyrocine amino acid. The last codon of a functional gene which helps in termination of the polypeptide chain, is termed as stop or termination codon. These are UAA, UAG and UGA.

Hence, the correct answer is option: 'B'.

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