Removal of introns and joining the exons in a defined order in a transcription unit is called:

Options

(a) tailing
(b) transformation
(c) capping
(d) splicing

Correct Answer:

splicing

Explanation:

Splicing is the removal of introns and joining the exons in a defined order in a transcription unit. In molecular biology, splicing is a modification of RNA afte transcription, in which introns are removed and exons are joined.