Plant Physiological ProcessesPlant TranspirationPlant LeavesPlant StomataPlants, Genetically ModifiedPlant RootsXylemWaterPlant ProteinsPlant StemsPlant ShootsAcerVapor PressureGenes, PlantPlant EpidermisPhotosynthesisDroughtsXanthiumAbscisic AcidPlants, MedicinalBotanyPlant ExtractsArabidopsisPlant StructuresHelianthusBiomassSoilHumidityNeriumMesophyll Cells