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

57. The process of transcription termination in prokaryotes can be mediated by a specific protein factor called

A. Sigma factor
B. Rho factor
✓
C. TFIID
D. Release factor

📝 Explanation

Rho factor is an ATP-dependent helicase that tracks along the growing RNA transcript to unwind the RNA-DNA hybrid and terminate transcription.

📖 Additional Information

  • Sigma factor
  • Rho factor
  • TFIID
  • Release factor

Rho factor is an ATP-dependent helicase that tracks along the growing RNA transcript to unwind the RNA-DNA hybrid and terminate transcription.

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