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Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance1 Mark
MCQ
Which one of the following statement is not correct?
  • A
    Cysteine is coded by UGU and UGC codons.
  • B
    Tyrosine is coded by UAU and UAC codons.
  • C
    UAA codon codes for lysine.
  • D
    UGG codon codes for tryptophan.
✓

Answer

  1. UAA codon codes for lysine.

Explanation:

There are three stop codons that terminate the process of transcription and translation.

Those include UAA, UAG and UGA.

Lysine is coded by AAA and AAG.

Lysine is a basic amino acid.

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