A) 486
B) 54
C) 489
D) 492
Correct Answer: C
Solution :
There is an intimate connection between genes and synthesis of polypeptides or enzymes The relationship between the sequence, of amino acids in a polypeptide and nucleotide sequence of DNA or mRNA is called genetic code. To code a polypeptide of 162 amino acids 486 nucleotides required but here, methionine is absent. Therefore, 489 nucleotides required and methionine may remove from polypeptide later.
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