ChlorophyllPhotosynthesisFluorescencePhotosystem II Protein ComplexPlant LeavesLight-Harvesting Protein ComplexesLightSpectrometry, FluorescencePhotosynthetic Reaction Center Complex ProteinsThylakoidsChloroplastsXanthophyllsPhotosystem I Protein ComplexLichensSpinacia oleraceaAcclimatizationCyanobacteriaCarbon DioxidePlastoquinoneElectron TransportSynechocystisArabidopsisRibulose-Bisphosphate CarboxylaseDarknessChenopodiaceaePigments, BiologicalPlant ProteinsBotanyLuteinPropyl GallateChlorophytaMicroalgaeChlamydomonas reinhardtiiCarotenoidsWaterEnergy TransferBryophytaPlantsPhotochemical ProcessesMicroscopy, FluorescenceChlorophyllidesChlorophyll Binding ProteinsDesiccationArabidopsis ProteinsPhotochemistryPlants, Genetically ModifiedTemperatureGene Expression Regulation, PlantFluorometryTobaccoPeasOxidation-ReductionHerbicidesKineticsSeedlingProtochlorophyllideFluorescence PolarizationSunlightOxygenBryopsidaIn Situ Hybridization, FluorescenceGenes, PlantMolecular Sequence DataPlant TranspirationCold TemperaturePheophytinsBacteriochlorophyllsFluorescent DyesMutationbeta CaroteneDiuronStress, PhysiologicalFlaveriaAdaptation, PhysiologicalPlant StomataOxidoreductasesFluorescence Resonance Energy TransferTetrapyrrolesMesophyll CellsPlastidsAmino Acid SequenceModels, BiologicalCarbonEukaryotaBiomassHordeumNitrogenRibulosephosphatesDiatomsTime FactorsPhosphoenolpyruvate CarboxylasePlant Physiological PhenomenaPhytolPhytoplanktonPhycocyaninDroughtsRhodobacter sphaeroidesSpectrophotometryCytochrome b6f ComplexSpectrum Analysis