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Dutch lens grinders, father and son. Produced first compound microscope (2 lenses).
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English scientist, looked at a thin slice of cork (oak cork), through a compound microscope, observed tiny, hollow, roomlike structures, called these structures 'cells' because they reminded him of the rooms that monks lived in,
only saw the outer walls (cell walls) because cork cells are not alive. -
Dutch fabric merchant and amateur scientist, looked at blood, rainwater, scrapings from teeth through a simple microscope (1 lens), observed living cells; called some 'animalcules',
some of the small 'animalcules' are now called bacteria. -
German botanist, viewed plant parts under a microscope, discovered that plant parts are made of cells.
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German zoologist, viewed animal parts under a microscope, discovered that animal parts are made of cells.
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German physician, stated that all living cells come only from other living cells.