[生化]转移RNA ,转移核糖核酸
transfer RNA 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) [syn: {tRNA}, {acceptor RNA}, {soluble RNA}]