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The Pfeffer Zelle (Pfeffer Cell Apparatus), invented by Wilhelm Pfeffer in 1877, measured the minimum pressure needed to prevent a pure solvent from…
TechnologyPlant cell membranesPlants--DevelopmentOsmosisMembranes (Technology)Wilhelm Friedrich Phillip Pfeffer studied plants in Germany during the late nineteenth and early twentieth centuries. He started his career as an…
Plant physiologyBotanyPlants--Irritability and movementsOsmotic PressureChemotaxis