Multiple choice

During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called?

  1. CA AT box

  2. GGT T box

  3. A A AT box

  4. TATA box
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

 During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. This sequence is called TATA box. It is a type of promoter sequence, which specifies to other molecules where transcription begins.

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