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

55. The chemical substance that inhibits eukaryotic transcription by binding directly to RNA Polymerase II is

A. Streptomycin
B. Tetracycline
C. Alpha-amanitin
✓
D. Chloramphenicol

📝 Explanation

Alpha-amanitin, a toxin from the death cap mushroom, is a highly specific inhibitor of eukaryotic RNA Polymerase II.

📖 Additional Information

  • Streptomycin
  • Tetracycline
  • Alpha-amanitin
  • Chloramphenicol

Alpha-amanitin, a toxin from the death cap mushroom, is a highly specific inhibitor of eukaryotic RNA Polymerase II.

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