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5.Molecular Basis of Inheritance
medium
Which of the following statements about $RNA$ polymerase are correct?
$i. \;RNA\; polymerase \;I \;transcribes \;rRNAs$.
$ii. \;RNA \;polymerase \;II \;transcribes \;snRNAs.$
$iii. \;RNA \;polymerase \;III \;transcribes \;hnRNA.$
$iv. \;RNA \;polymerase \;II \;transcribes \;hnRNAs.$
A
$(i)\; and \;(ii)$
B
$(i)\; and \;(iii)$
C
$(ii)\; and \;(iii)$
D
$(i)\; and \;(iv)$
Solution
$RNA$ pol I transcribes rRNAs, whereas the $RNA$ pol III is responsible for transcription of $tRNA$, $5 srRNA$ and $snRNAs.$ $RNA$ pol II transcribes $hnRNA.$
Standard 12
Biology
