DarknessLightCircadian RhythmDark AdaptationPhotoperiodPhotoreceptor CellsChronobiology DisordersPineal GlandAnion Exchange Protein 1, ErythrocyteLightingSuprachiasmatic NucleusReflex, Vestibulo-OcularAdaptation, OcularBiological ClocksCavesMelatoninRetinaPhytochromePerchesPeriod Circadian ProteinsNystagmus, PhysiologicPhotic StimulationChlorophyllVision, OcularDiuronRetinal Rod Photoreceptor CellsEye MovementsVestibule, LabyrinthHypocotylRotationActivity CyclesPhotosynthesisRetinal Cone Photoreceptor CellsCryptochromesArabidopsisOcular Physiological PhenomenaReflex, PupillaryPlant LeavesPhotophobiaCircadian ClocksHead MovementsTime FactorsGene Expression Regulation, PlantArabidopsis ProteinsPhytochrome AEcotypeAmniotic Band SyndromePeriodicityUrodelaRod Cell Outer SegmentPupilOrientationMolecular Sequence DataHypocreaCharacidaeAdaptation, PhysiologicalElectrophoresis, Polyacrylamide GelAmbystomaPerciformesSeedlingPhotobiologyLight Signal TransductionARNTL Transcription FactorsPlant ProteinsMotor ActivityOtolithic MembraneArylalkylamine N-AcetyltransferaseGravity SensingMolecular WeightBufo marinusCLOCK ProteinsRetinal PigmentsPhytochrome BGravitationGerminationPhotosynthetic Reaction Center Complex ProteinsRhodopsinAccelerationOligoclonal BandsMutationNystagmus, PathologicKineticsTupaiaPhotoreceptor Cells, VertebrateSaccadesPlants, Genetically ModifiedChloroplastsCyanobacteriaErythrocyte MembraneMoonAntarctic RegionsAmino Acid SequencePhotosystem II Protein ComplexTemperaturePhotoreceptor Cells, InvertebratePlantsGoldfishElectroretinographyArctic RegionsColor