i., biyol. fototaksi, ışığagöçüm

listen to the pronunciation of i., biyol. fototaksi, ışığagöçüm
التركية - الإنجليزية
phototaxis
The movement of an organism either towards or away from a source of light
If the migration is toward the source of light, it is termed positive phototaxis; if away from the light, negative phototaxis
{i} response or movement in response to light stimulus (Biology)
also, the tendency to follow definite directions of motion or assume definite positions under such influence
The influence of light on the movements of low organisms, as various infusorians, the zoöspores of certain algæ, etc