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produced the first compound microscope by combining two convex lenses within a tube
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discovered the cellular composition of cork and introduced the word cell to science
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improved magnification of microscopes by polishing lenses
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"animacules" were discovered
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discovered bacteria from a sample of saliva from his mouth
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discovered the plants were made up of cells
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discovered that animals were made up of cells
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stated that all living things come from other living things
