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An mRNA molecule with 1200 nucleotides from the beginning of the start codon to the end of the stop codon will make a polypeptide that is ____ amino acids long. A. 900 B. 399 C. 400 D. 600 E. 1200

Answer :

GeorgiaB55

Answer:

C, 400

Explanation:

3 nucleotides make 1 amino acid.

1200/3 = 400

400 amino acids

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