. . "Taxis"@en . . "A taxis is a movement in response to a stimulus, in which the direction of movement is determined by the direction of the stimulus. For example, maggots show a negative phototaxis (i.e. they move away from light). There are several prefixes, to tell us what the stimulus is. \n* Photo- = light \n* Geo- = gravity \n* Chemo- = chemicals"@en . "A taxis is a movement in response to a stimulus, in which the direction of movement is determined by the direction of the stimulus. For example, maggots show a negative phototaxis (i.e. they move away from light). There are several prefixes, to tell us what the stimulus is. \n* Photo- = light \n* Geo- = gravity \n* Chemo- = chemicals"@en . .