Educational biology content — not medical advice.

RNA & protein synthesis

RNA: definition

RNA (ribonucleic acid) is a nucleic acid used in gene expression, including mRNA, tRNA, rRNA, and more.

RNA (ribonucleic acid) is a nucleic acid used in gene expression, including mRNA, tRNA, rRNA, and more.

See the full topic page for mechanisms, examples, and self-checks.

In coursework, keep this term connected to its topic page so you learn mechanism, not only a one-line definition. If two glossary terms feel interchangeable, open the related comparison page and write a difference in your own words.

Also known as: ribonucleic acid

Open the full learning page (if published under the same slug)

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