Methyl guanosine triphosphate is added at the $5'$ end of $hn-RNA$ in a process of:

$A$ mature eukaryotic $m-RNA$ is identified by:

Which one of the following processes occurs inside the nucleus during protein synthesis in eukaryotic cells?

Which enzyme is responsible for the synthesis of $18S$ $rRNA$?

Define/Explain: $A$ promoter and the structural gene.

Which of the following statements are correct?
$i. r-RNA$ provides the template for synthesis of proteins.
$ii. t-RNA$ brings amino acids and reads the genetic code.
$iii. RNA$ polymerase binds to promoter and initiates transcription.
$iv. A$ segment of $DNA$ coding for a polypeptide is called an intron.