Consider the following statements.
I. rRNA provides the template for synthesis of proteins.
II. tRNA brings amino acids and reads the genetic code.
III. RNA polymerase binds to promoter and initiates transcription.
IV. A segment of DNA coding for polypeptide is called intron.
Which of the statements given above are correct?

Q. Consider the statements.
(i) rRNA provides template for synthesis of proteins
(ii) tRNA brings amino acids and reads genetic code
(iii) RNA polymerase binds to promoter and initiates transcription
(iv) A segment of DNA coding for polypeptide is called intron

Q. Select the correct statement.
(A) mRNA provides the template for synthesis of proteins.
(B) snRNA brings amino acids and reads the genetic code.
(C) RNA polymerase binds to promoter and initiates transcription.
(D) A segment of DNA coding for polypeptide is called as an intron.

Q. Which of the following statements are correct?
I. rRNA provides the template for synthesis of proteins.
II. tRNA brings amino acids and reads the genetic code.
III. RNA polymerase associates with the sigma factor to initiate transcription.
IV. A segment of DNA coding for polypeptide is called intron.

Q. Consider the following statements. In eukaryotes
I. RNA polymerase I transcribes rRNAs
II. RNA polymerase II transcribes snRNAs
III. RNA polymerase III transcribes hnRNA
IV. RNA polymerase II transcribes hnRNA
Which of the statements given above are correct?

Q. Read the following statements carefully and choose the correct statements:
a. In a transcription unit, the promoter located at the 5' end of coding strand.
b. The single strand DNA having the polarity 3' $\to$ 5' is the template strand.
c. RNA polymerase binds to operator during transcription.
d. Single base DNA differences occur in humans are called Polymorphism.