Actinomycin interferes with transcription by binding to
A) the RNA polymerase.
B) the DNA-RNA duplex.
C) the DNA helix and preventing its use as an RNA template.
D) σ subunits
E) None of the answers is correct.

Question

Quizplus · Accepted Answer

Actinomycin binds to the DNA helix, intercalating between guanine-cytosine base pairs, and thus prevents the DNA from being used as a template for RNA synthesis during transcription.

Actinomycin Interferes with Transcription by Binding to