Which of the following is not region of transcription unit?
Do you think that the alternate splicing of exons may enable a structural gene to code for several isoproteins from one and the same gene ? If yes, how ? If not, why so ?
Which of the following is responsible for transcription of $t-RNA$ and $snRNAs$
Transcription of $DNA$ is aided by
Poly $A$ tail is present in