In RNA, gene during processing undergoes all, except: (A) Chemical hydrolysis, (B) Terminal addition, (C) Nucleoside modification, (D) Nucleoside cleavage
Answer is A. Post-transcriptional processing involves :-
Cleavage of large precursor of RNA to a smaller molecule by the action of endonuclease.
Splicing (removal of introns)
Terminal addition of nucleotides
Nucleoside modifications