The enzyme responsible for transcription is .....

During transcription,both strands of $DNA$ are not copied because:

Explain (in one or two lines) the function of the following:
$(a)$ Promoter
$(b)$ $tRNA$
$(c)$ Exons

During transcription,the holoenzyme $RNA$ polymerase binds to the $DNA$ strand. It forms a structure resembling a saddle at a specific site on the $DNA$. This sequence is called .....

Select the correct option regarding the direction of $RNA$ synthesis and the direction of reading of the template $DNA$ strand:

What is the role of $RNA$ polymerase $III$ in the process of transcription in eukaryotes?