What is the transfer of $DNA \rightarrow RNA$ called?

Which is the "Only enzyme" that has the "Capability" to catalyse initiation,elongation,and termination in the process of transcription in prokaryotes?

Identify the $INCORRECT$ statement with reference to transcription unit.

Which of the following joins the $RNA$ segments together during the splicing of $RNA$?

In tailing,adenylate residues are added at the $3'$ end of $mRNA$:

In eukaryotes,the $mRNA$ that is initially transcribed is called: