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

27. The codon sequence on mRNA that initiates the process of translation is typically

A. UAG
B. UGA
C. AUG
✓
D. UAA

📝 Explanation

AUG is the universal start codon that codes for methionine in eukaryotes and formyl-methionine in prokaryotes.

📖 Additional Information

  • UAG
  • UGA
  • AUG
  • UAA

AUG is the universal start codon that codes for methionine in eukaryotes and formyl-methionine in prokaryotes.

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26. In prokaryotes, translation of an mRNA molecule can begin before transcription is complete due to the

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