EvolutionHard

Question

Which one of the following pairs is correctly matched with regar to the codon and the amino acid coded by it?

Options

A.UUA-valine
B.AAA-lysine
C.AUG-cysteine
D.CCC-alanine

Solution

Three nucleotide code for one mino acid. As the number of codons is 21, so more thn one codons are avilable for a single amino acid . This B multiple coding system is called degenerate code. Hence, AAA code for lysine.

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