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 WordNet Dictionary |
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| | Definition: | |
[n] short-chain RNA molecules present in the cell (in at least 20 varieties, each variety capable of combining with a specific amino acid) that attach the correct amino acid to the protein chain that is being synthesized at the ribosome of the cell (according to directions coded in the mRNA) |
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| | Synonyms: | | acceptor RNA, soluble RNA, tRNA |
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| | See Also: | | ribonucleic acid, RNA |
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| Biology Dictionary |
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| | Definition: | | A class of RNA having structures with triplet nucleotide sequences that are complementary to the triplet nucleotide coding sequences of mRNA. The role of tRNAs in protein synthesis is to bond with amino acids and transfer them to the ribosomes, where proteins are assembled according to the genetic code carried by mRNA. |
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| Glossary |
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| | Definition: | |
- See tRNA.
- within the ribosome, a form of RNA that transports amino acids into the positions coded in the mRNA.
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