Question

Two important RNA processing events lead to specialized end sequences in most human mRNAs: ______(i)______ at the 5’ end, and ______(ii)______ at the 3’ end. At the 5’end the most distinctive specialized end nucleotide, ______(iii)______ is added and a sequence of about 200 ______(iv)______ is added to the 3’ end.

Options

• (i) Initiator codon (ii) Promotor (iii) Terminator codon (iv) Release factors

• (i) Promotor (ii) Elongation (iii) Regulation (iv) Termination.

• (i) Capping (ii) Polyadenylation (iii) ^mG_ppp (iv) Poly(A). 

• (i) Repressor (ii) Co repressor (iii) Operon (iv) sRelease factors.

Answer 1

(i) Capping (ii) Polyadenylation (iii) ^mG_ppp (iv) Poly(A).