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Zacharias Jansen creates the first compound microscope.
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Robert hook looks at a cork and finds that it is made of cells but things that they look like tiny animals.
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Anton Van Leeuwenhoek looks at his teeth through a microscope at his teeth and sees bacteria.
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Matthias Schleiden discovers that plants are made of cells.
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Theodor Shwann discovers that animals are made of cells.
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Rudolph Virchow discovers that cells come from other cells.
