Definition of negative phototaxis. Meaning of negative phototaxis. Synonyms of negative phototaxis
Here you will find one or more explanations in English for the word negative phototaxis.
Also in the bottom left of the page several parts of wikipedia pages related to the word negative phototaxis and, of course, negative phototaxis synonyms and on the right images related to the word negative phototaxis.
Definition of negative phototaxis
negative phototaxis Phototaxis Pho`to*tax"is, Phototaxy Pho"to*tax`y, n. [NL.
phototaxis; photo- + Gr. ? an arranging.] (Biol.)
The influence of light on the movements of low organisms, as
various infusorians, the zo["o]spores of certain alg[ae],
etc.; also, the tendency to follow definite directions of
motion or assume definite positions under such influence. If
the migration is toward the source of light, it is termed
positive phototaxis; if away from the light,
negative phototaxis. -- Pho`to*tac"tic, a. --
Pho`to*tac"tic*al*ly, adv.