Question

Which action is one role of RNA polymerase during transcription

A. To break down an already existing protein

B. To produce a start sequence

C. To switch uracil with thymine on the exposed gene

D. To build a molecule of mRNA

Answer 1

It is D! I took this test

Answer 2

D) To build a molecule of mRNA

Step-by-step explanation:

I hope this helps!!! :)