What is RNA?

1.	What is RNA?
Answer» RNA (Ribonucleic acid) is a nucleic acid present in all living cells. Its principal role is to act as a messenger carrying instructions from DNA for controlling the synthesis of proteins, although in some viruses RNA rather than DNA carries the genetic information.Ribonucleic acid is a polymeric molecule essential in various biological roles in coding, decoding, regulation, and expression of genes.

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