Groping in the light.
D000109:Acetylcholine / Q000502:physiology*; D000268:Adhesiveness; D002463:Cell Membrane Permeability / Q000187:drug effects; D005071:Evoked Potentials; D008027:Light; D010860:Pigments, Biological / Q000502:physiology*; D018521:Plant Physiological Phenomena; D010944:Plants / Q000528:radiation effects; D011830:Radiation Effects
D010860:Pigments, Biological; D000109:Acetylcholine