Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: tRNA
  1. 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)
    - transfer RNA, acceptor RNA, soluble RNA

Type of: ribonucleic acid, RNA

Encyclopedia: TRNA