Which of the following does not occur in prokaryotic eukaryotic gene expression, but does in eukaryotic gene expression?
A) mRNA, tRNA, and rRNA are transcribed.
B) RNA polymerase binds to the promoter.
C) A poly-A tail is added to the 3' end of an mRNA and a cap is added to the 5' end.
D) Transcription can begin as soon as translation has begun even a little.
E) RNA polymerase requires a primer to elongate the molecule.

Question

Quizplus · Accepted Answer

The addition of a poly-A tail and a cap to the mRNA only occurs in eukaryotic gene expression, not in prokaryotic gene expression. The other choices all occur in both prokaryotic and eukaryotic gene expression.

Which of the Following Does Not Occur in Prokaryotic Eukaryotic