Tryptophan
[triptәfæn]
Definition
(noun.) an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin.
Typed by Elroy--From WordNet
[triptәfæn]
(noun.) an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin.
Typed by Elroy--From WordNet