Formation of $RNA$ strand on template $DNA$ is
Replication .
Transcription
Protein synthesis
Synthesis of primer
Removal of introns and joining the exons in a defined order in a transcription unit is called
New strand on a $DNA$ template is initiated by
Which form of $RNA$ is most heterogeneous
Name the enzyme that facilitates opening of $DNA$ helix during transcription.
Definitions/Explanation : Cistron & terminator