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Zacharias and Hans Janssen invent the world's first compound microscope. They worked together as father in son and help improve the future.
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In 1665, Robert Hooke examined (under a primitive microscope) thin slices of cork from a cork tree. He discovered there were some "Patterns" or what we know as cells in the viewing. This lead to a lot of questioning and discussions.
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In 1674, Antonie van Leeuwenhoek disucssed the algae Spirogyra, naming the moving organisms animalcules, meaning "Little Animals".
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In 1682, Leeuwenhoek described what the nucleus of a Red Blood Cell looked liked and the parts it was made up of. He also explained the main role of the red/white blood cells.
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Bacteria is discovered. A great advance in Cell Science, improving the Cell Theory. We use this discovery to figure out what cells start diseases and cause sickness, we also find cures.
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In 1839, Theodor Schwann and Matthias Jack Scheilden, two famous biologists proposed the start of the Cell Theory that still exists today.
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Rudolf Virchow heartily endorses cell division and the role it plays in pathology.
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Louis Pasteur preformed a lengthy experiment involving rotten meat and flies. He was testing the theory of Spontaneous Generation, the theory in which living things arise from now living things. He proves this theory wrong in a hurry.
