trna
4 points
English
4 letters
Not in frequency data
Valid in: UK dictionary
Definitions
noun
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)
Definition: WordNet 3.1, Princeton University.