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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)Matthias Jacob Schleiden helped develop the cell theory in Germany during the nineteenth century. Schleiden studied cells as the common element among…
Cell BiologyBotanyEpigenesisEmbryologyBiology, ExperimentalWilhelm Pfeffer published his book Osmotische Untersuchungen: Studien Zur Zellmechanik (Osmotic Investigations: Studies on Cell Mechanics) in 1877…
LiteratureOsmosisPlants--Osmotic potentialPlantsPlant cell membranesWilhelm 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