2 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Chemotaxis \Chem`o*tax"is\, n. Formerly also Chemiotaxis
\Chem`i*o*tax"is\ [Chemical + Gr ? arrangement, fr ? to
arrange.] (Biol.)
The sensitiveness exhibited by small free-swimming organisms,
as bacteria, zo["o]spores of alg[ae], etc., to chemical
substances held in solution. They may be attracted ({positive
chemotaxis}) or repelled ({negative chemotaxis}). --
{Chem`o*tac"tic}, a. -- {Chem`o*tac"tic*al*ly}, adv
From WordNet r 1.6 [wn]:
chemotaxis
n : movement by a cell or organism in reaction to a chemical
stimulus
more about chemotaxis
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Lake Atitlan, Guatemala
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