When a mature $mRNA$ was hybridised to its gene certain loops were observed. These loops represent
Introns in $DNA$
Introns in $rRNA$
Exons in $tRNA$
Exons in $DNA$
$A$ : Sigma factor of $RNA$ polymesase recognizes the start signal region in prokaryotes.
$R$ : Promotor region lies at $5^{\prime}$ of template strand, $?$
Identification and binding of $RNA$ polymerase to the promoter sequence is a function of
Match the following $RNA$ polymerase with their transcribed products
$(a) \;RNA$ polymerase $I$ | $(i) \;tRNA$ |
$(b) \;RNA$ polymerase $II $ | $(ii)\; rRNA$ |
$(c)\; RNA$ polymerase $III $ | $(iii) \;hnRNA$ |
Select the correct option from the following
Which of the following is correct for $m-RNA$ in eukaryotes ?
Definitions/Explanation : Cistron & terminator