Molecular Basis of Inheritance Question 80

80. Out of 64 codons, 61 codons code for 20 types of amino acid. It is called

(a) degeneracy of genetic code

(b) overlapping of gene

(c) wobbling of codon

(d) universility of codons

Show Answer

Answer : a

Hints & Solution

(a) Out of 64 codons, only 3 signify stop codons. There are more than one codon for most of the amino acids, the genetic code is non-overlapping. Three successive nucleotides or bases code for only one amino acid. Wobbling refers to the third base degeneracy.