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STD 12 - 5. molecular basis of inheritance — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 5. molecular basis of inheritance1 Mark
MCQ
Initiation of polypeptide chain is through
  • A
    Lysine
  • B
    Glycine
  • C
    Lencine
  • ✓
    Methionine
✓

Answer

Correct option: D.
Methionine
d
The first codon of $m$-$RNA$ will be always $AUG$. This codon specifies the amino-acid methionine. So, the first aminoacid in a polypeptide chain will be always methionine

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