indoleacetic acid


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Related to indoleacetic acid: abscisic acid, gibberellin

indoleacetic acid

[¦in‚dōl·ə¦sēd·ik ′as·əd]
(biochemistry)
C10H9O2N A decomposition product of tryptophan produced by bacteria and occurring in urine and feces; used as a hormone to promote plant growth. Abbreviated IAA.