Investigations of the behavior of Paramecium aurelia.  III.  The effect of the presence and absence of light on the occurrence of a response.
D001519:Behavior; D016798:Ciliophora / Q000528:radiation effects*; D003624:Darkness; D006801:Humans; D008027:Light; D048489:Paramecium aurelia
BEHAVIOR; CILIATA/effect of radiations on; DARKNESS/effects; LIGHT/effects