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Zacharias Janssen Invents the First Compound Microscope
The invention of the compound microscope leads to the discovery of cells thus creating cell theory. -
Jan Baptist van Helmont Makes Contribution in Photosynthesis
He thought plants grew from eating soil so that lead to people testing his hypothesis to help end Spontaneous Generation. -
Anton van Leeuwenhoek Discovers Single-celled Organisms
HIs discovery of single-celled organisms lead to people figuring out cell theory. -
Robert Hooke Discovers Cells
His discovery of cells led to other people trying to find more cells. -
Louis Pasteur Shows Living Things Come From Other Living Things
His discovery ends Spontaneous Generation. -
Lorenz Oken Concluded All Organisms Originate From and Consist of Cells
His conclusion caused people to start to develope cell theory. -
Robert Brown Discovers Nucleus
His discovery led to people starting cell theory. -
Theodor Schwann Developes Cell Theory
His developement of cell theory led to Virchow creating cell theory. -
Matthias Schleiden Concluded the Cell is the Basic Building Block of All Plant Matter
His conclusion led to Schwann developing cell theory. -
Albrecht von Roelliker Realized Sperm Cells and Egg Cells are Also Cells
Led to people realizing more things are made of cells. -
Rudolf Virchow Creates Cell Theory Based Off of Theodor's Work
Cell theory is created. -
Aristotle Started Spontaneous Generation
Aristotle started Spontaneous Generation leading to people testing out his theory and discovering more things about cells and organisms.
