title: Conversion of a photon to an electrical signal by sudden polarisation in the N-retinylidene visual chromophore.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D008027:Light; D008956:Models, Chemical; D012168:Retinal Pigments; D012243:Rhodopsin; D012545:Schiff Bases; D013329:Structure-Activity Relationship
chemical_list: D012168:Retinal Pigments; D012545:Schiff Bases; D012243:Rhodopsin