Molecular Basis Of Inheritance Question 167

Question: 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.

Options:

A) (i) and (ii)

B) (i) and (iii)

C) (ii) and (iii)

D) (i) and (iv)

Show Answer

Answer:

Correct Answer: D

Solution:

[d] RNA pol I transcribes rRNAs, whereas the RNA pol III is responsible for transcription of tRNA, 5srRNA and snRNAs.

RNA pol II transcribes hnRNA.