Definition of RNA in English:

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RNA

Pronunciation: /ɑːrɛnˈeɪ/

noun

[mass noun] Biochemistry
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.
Example sentences
  • In 1959 Nirenberg began his investigations into the relationship between deoxyribonucleic acid, ribonucleic acid and the production of proteins.
  • Anfinsen's work in the late 1960s demonstrated that understanding the chemistry of proteins was essential to understanding the function of ribonucleic acid in heredity.
  • Swine influenza presents a special challenge in genetics because its genome comprises eight segments of ribonucleic acid, better known as RNA.

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