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Ribonucleic Acid (RNA) Audio (En espaƱol)

One of two types of genetic material found in all living cells and many viruses. (The other type of genetic material is DNA.) There are several types of ribonucleic acid (RNA). RNA plays important roles in protein synthesis and other cell activities.

See Related Term(s): Deoxyribonucleic Acid, Messenger RNA

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