TRANSFER RNA Definition & Meaning

transfer RNA

noun

Genetics.

a small RNA molecule, consisting of a strand of nucleotides folded into a clover-leaf shape, that picks up an unattached amino acid within the cell cytoplasm and conveys it to the ribosome for protein synthesis. : tRNA

transfer RNA

noun

biochem any of several soluble forms of RNA of low molecular weight, each of which transports a specific amino acid to a ribosome during protein synthesis Sometimes shortened tot-RNA Also calledsoluble RNA See also messenger RNA genetic code

transfer RNA

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See under RNA

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�y��vlog History and Origins

Origin of transfer RNA¹

First recorded in 1960–65

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Example Sentences

Examples have not been reviewed.

But the control molecules, another form of RNA in the human body — so-called transfer RNA, or tRNA — did not.

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Messenger RNA, transfer RNA and ribosomal RNA were all quickly identified.

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Dr. Klug also worked on another molecule of fundamental importance, transfer RNA, and later in his career worked on proteins called zinc fingers, which are involved in switching genes off and on.

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And indeed, the sperm of the lazy dads were loaded with fragments of transfer RNA.

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It now seems that these modifications are much less prevalent, and occur on mRNAs that structurally mimic transfer RNA.

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