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Use Cases
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Pricing
1590
% complete
Zacharias Janssen created the first compound microscope with helped from his father Hans.
1663 - 1665
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Robert Hooke then discovered empty, dead cork cells in tree bark.
1674 - 1683
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Leeuwenhoek was the first to record and observe muscle fibres, bacteria, spermatozoa and blood flow in capillaries (small blood vessels).
1837 - 1839
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Proposed cell theory that, , "All living things are composed of cells and cell products".
1839
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Matthias Schleiden stated that different part of the plant organisms are composed of cells.
1840
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Discovered that sperm and eggs are also cells.
1845
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Carl Heinrich Braun calls cells the basic unit of life.
1855
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Rudolph Virchow stated that all cells come from pre- existing cells. Then he also stated that not all plant cells are not made up of cells. Which eventually lead to the creation of cell theory.