About The Word Phototaxis
Learn about the word Phototaxis to help solve your crossword puzzle. Discover Phototaxis definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Phototaxis
| Phototaxis Definition And Meaning |
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What's The Definition Of Phototaxis?Synonyms | Synonyms for Phototaxis: Related Terms | Find terms related to Phototaxis: See Also | Phototaxis In Webster's Dictionary \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.
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