Question

definition of DNA and RNA​

Answer 1

Answer:

DNA is a long polymer made from repeating units called nucleotides, each of which is usually symbolized by a single letter: either A, T, C, or G.

ribonucleic acid, 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.

Explanation:

Answer 2

Answer:

DNA - DeoxyriboNucleic Acid

RNA - Ribonucleic Acid