Principle of Inheritance and VariationHard

Question

In the genetic code dictionary, how many codons are used to code fpr all the 20 essential acino acid?

Options

A.61
B.60
C.20
D.64

Solution

Out of 64 codons therr (UAA, UAG, UGA) are chain terminating codons-the translating mechanism is not able to read these codons and 61 codons are used to code all the 20 essential amino acids.

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