Multiple choice

The mechanism of transcription capable of interacting between RNA polymerase and a particular promoter is ___________.

  1. silencers

  2. specificity factors

  3. activators

  4. general transcription factors

  5. enhancers
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Specificity factors alter the specificity of RNA polymerase for a given promoter or set of promoters, making it more or less likely to bind to them, i.e. sigma factors used in prokaryotic transcription.

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