| 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. Abbreviation: tRNA |

| transfer RNA n. Abbr. tRNA One of a class of RNA molecules that transport amino acids to ribosomes for incorporation into a polypeptide undergoing synthesis. |
| tRNA abbr. transfer RNA |
transfer RNA n.
See tRNA.
tRNA (tē'är-ěn-ā')
n.
One of a class of RNA molecules that transports amino acids to ribosomes for incorporation into a polypeptide undergoing synthesis. Also called transfer RNA.
| transfer RNA (trāns'fər) Pronunciation Key
See under RNA. |
| tRNA
Abbreviation of transfer RNA |
| tRNA transfer RNA |