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Zacharias Janssen
produced the first compound microscope by combining two convex lenses within a tube credited for inventing the first truly compound microscope -
Period: to
Cell Theroy Time Span
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Robert Hooke
discovered the cellular composition of cork and introduced the word cell to science he created the first compound microscope He built some of the earliest Gregorian telescopes. -
Anton van Leeuwenhoek
Improved magnification of microscopes by polishing lenses. He also discovered "animacules" Discovered bacteria from a sample of saliva from his mouth -
Matthias Schleiden
discovered the plants were made up of cells preferred to study plant structure under the microscope he stated that the different parts of the plant organism are composed of cells. -
Theodor Schwann
He discovered that animals were made up of cells. He also defined the cell as the basic unit of animal structure. -
Rudolf Virchow
Agreed with Robert Remak that cells come fro pre-existing cells. stated that all living things come from other living things -
Louis Pasteur
Microbes organized, their role in fermentation, putrefaction and the Contagion
