Which of the following is TRUE of the mediator protein complex in eukaryotes?

A. Mediator facilitates interactions between RNA polymerase II and regulatory transcription factors.
B. Mediator controls the rate at which RNA polymerase transcribes mRNA.
C. Mediator partially wraps around RNA polymerase and the general transcription factors.
D. Mediator is composed of several proteins.
E. All of the choices are correct.


E. All of the choices are correct.

Biology & Microbiology

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