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Question

61 codons out of 64 code for 20 different amino acids. What is it referred to as?


A

Overlapping of genes

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B

Degeneracy of genetic code

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C

Wobbling of codon

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D

University of codons

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Solution

The correct option is B

Degeneracy of genetic code


The correct option is (b).

Explanation of the correct option:

  1. Certain amino acids are coded by more than one codon.
  2. This is known as the degeneracy of the genetic code.
  3. Also, the codon is a triplet. where 61 codons code for amino acids, while 3 codons act as stop codons.

Explanation of the incorrect options:

Option A:

An overlapping gene is a gene whose nucleotide sequence is expressible and it partially overlaps with the expressible nucleotide sequence of another gene.

Option C:

The wobble position of a codon is the 3rd nucleotide in a codon.

Final answer: 61 codons out of 64 codes for 20 different amino acids. It is referred to as degeneracy of genetic code


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