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This is a drawing of what Robert hooke saw in one of his early compound microscopes. It is a thin slice of cork the little tiny holes or chambers as it seems are what he called cells and we still use that word today.
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Anton observes tiny living organisms in drops of pond waterthrough a simple microscope.
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Matthias comfirmes that all plants are made up of cells
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Schwann confirmes that all animals are made up of cells
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Virchow proposes that all cells come from existing cells, completing the cell theory
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Margulis proposes the idea that certain organellles, tiny structures within some cells, were once free-living cells themselves.
