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Meaning of tryptophan


1 definition found

From WordNet (r) 3.0 (2006) [wn]:

  tryptophan
      n 1: an amino acid that occurs in proteins; is essential for
           growth and normal metabolism; a precursor of niacin [syn:
           {tryptophan}, {tryptophane}]


WordNet ® Princeton University. http://wordnet.princeton.edu

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