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How many bases are required for coding 20 amino acids?

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in Biology – Class 12 by (271k points)
How many bases are required for coding 20 amino acids?

(a) 1

(b) 2

(c) 3

(d) 4

I had been asked this question in homework.

Origin of the question is Molecular Basis of Inheritance in chapter Molecular Basis of Inheritance of Biology – Class 12

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Best answer
Correct answer is (d) 4

For explanation I would say: George Gamow who was a physicist mentioned that to be able to code for 20 amino acids, we require 4 bases. The code should also be made up of 3 nucleotides. The code should be made up of bases in a particular combination.

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