What is the need for a primer in transcription?
A) It ensures the fidelity of the newly synthesized RNA strand.
B) There is none.
C) RNA polymerases requires a preexisting strand with a nucleotide having a 3' − OH.
D) RNA polymerase requires a preexisting strand with a nucleotide having a 5' − OH.

Question

Quizplus · Accepted Answer

RNA polymerase does not require a primer to initiate transcription. It can start RNA synthesis de novo, unlike DNA polymerase which requires a primer to initiate DNA synthesis.

What Is the Need for a Primer in Transcription