chemotropism


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chemotropism

 [ke-mot´ro-pizm]
tropism elicited by chemical stimulation.

che·mo·tax·is

, positive chemotaxisnegative chemotaxis (kē'mo-tak'sis),
1. Movement of cells or organisms in response to chemicals, whereby the cells are attracted (positive chemotaxis) or repelled (negative chemotaxis) by substances exhibiting chemical properties.
2. The migration of polymorphonuclear leukocytes and macrophages toward higher concentrations of certain fragments of complement.
[chemo- + G. taxis, orderly arrangement]

chemotropism

/che·mot·rop·ism/ (ke-mot´ro-pizm) tropism due to chemical stimulation.chemotrop´ic

chemotropism

(kĭ-mŏt′rə-pĭz′əm)
n.
Movement or growth of an organism or part of an organism in response to a chemical stimulus.

che′mo·tro′pic (kē′mō-trō′pĭk, kĕm′ō-) adj.

che·mo·tax·is

, positive chemotaxis , negative chemotaxis (kē'mō-tak'sis, pozi-tiv, negă-tiv)
Movement of cells or organisms in response to chemicals.
Synonym(s): chemotropism.

chemotropism

a directional growth response in plants in relation to a directional chemical stimulus. An example is the growth of the pollen tube after pollination, perhaps due to a chemical substance in the stigma.

chemotropism

tropism in response to the influence of chemical stimulation.