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BIO NMDCAT Ribonucleic acid (RNA)
nmdcat.online July 3, 2026

47. The total number of nucleotide bases that make up a typical codon on a messenger RNA molecule is

A. Two
B. Three
✓
C. Four
D. Sixty-four

📝 Explanation

A triplet code consisting of three consecutive nucleotides provides the minimum variations (43=64) needed to code for 20 amino acids.

📖 Additional Information

  • Two
  • Three
  • Four
  • Sixty-four

A triplet code consisting of three consecutive nucleotides provides the minimum variations (43=64) needed to code for 20 amino acids.

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