RNA
noun
: any of various nucleic acids that contain ribose and uracil as structural components and are associated with the control of cellular chemical activities compare messenger rna, ribosomal rna, transfer rna
Examples of RNA in a Sentence
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Scientists would examine the DNA and RNA (RNA and mRNA serve different functions in a cell) of a specific patient's tumor to create a vaccine to teach that person's immune system to target and destroy cells driving cancer growth.
—
Stephanie Armour | Kff Health News, ABC News, 8 Mar. 2025
The development of the Covid vaccine relied on a public–private partnership that built on years of research into synthesizing RNA molecules.
—David Oshinsky, The New York Review of Books, 6 Mar. 2025
In both cases, the researchers simply mixed the proteins and guide RNA needed, and then used rapidly shifting electrical currents to open the membranes of mouse stem cells, allowing the complexes to diffuse into the cell and engage in DNA editing.
—John Timmer, Ars Technica, 4 Mar. 2025
Within bamboo, as within all living organisms, is DNA and RNA.
—Monica Cull, Discover Magazine, 27 Feb. 2025
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Stephanie Armour | Kff Health News, ABC News, 8 Mar. 2025
The development of the Covid vaccine relied on a public–private partnership that built on years of research into synthesizing RNA molecules.
—David Oshinsky, The New York Review of Books, 6 Mar. 2025
In both cases, the researchers simply mixed the proteins and guide RNA needed, and then used rapidly shifting electrical currents to open the membranes of mouse stem cells, allowing the complexes to diffuse into the cell and engage in DNA editing.
—John Timmer, Ars Technica, 4 Mar. 2025
Within bamboo, as within all living organisms, is DNA and RNA.
—Monica Cull, Discover Magazine, 27 Feb. 2025
See All Example Sentences for RNA
Cite this Entry
“RNA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/RNA. Accessed 18 Mar. 2025.
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RNA
noun
: any of various nucleic acids that are typically found in the cytoplasm of cells, are usually composed of a single chain of nucleotides, differ from DNA in containing ribose as the five-carbon sugar instead of deoxyribose, and that function mostly in protein synthesis
called also ribonucleic acid
compare messenger rna, ribosomal rna, transfer rnaMedical Definition
RNA
noun
: any of various nucleic acids that contain ribose and uracil as structural components and are associated with the control of cellular chemical activities
called also ribonucleic acid
see messenger rna, ribosomal rna, transfer rnaLove words? Need even more definitions?
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