Which of the following is/are role(s)of the 5′ cap?
A)The cap helps the RNA polymerase find the promoter and initiate transcription.
B)The cap plays a role in the removal of introns.
C)The cap acts as a binding site for the ribosome.
D)The cap protects the RNA from degradation.
E)The cap acts as a binding site for the ribosome and protects the RNA from degradation.

Question

Quizplus · Accepted Answer

The 5′ cap acts as a binding site for the ribosome, facilitating translation initiation. Additionally, the cap protects the RNA molecule from degradation by exonucleases. It does not play a direct role in transcription initiation, intron removal, or other post-transcriptional processing events.

Which of the Following Is/are Role(s)of the 5′ Cap