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

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 5. molecular basis of inheritance1 Mark
MCQ
Genetic code consists of
  • A
    $4$ codons, each with two nucleotides
  • B
    $16$ codons, each with four nucleotides
  • C
    $64$ codons, each with two nucleotides
  • ✓
    $64$ codons, each with three nucleotides
✓

Answer

Correct option: D.
$64$ codons, each with three nucleotides
d
(d)A single amino acid is specified by a sequence of three nucleotides in $mRNA$ i.e., called codon. Due to triplet nature, it consist $64$ codon.

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