Discovering the Cell

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Discovering the Cell
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Robert Hooke

• Author of Micrographia. First coined the word
  cell to describe what he saw in a thin slice of
  cork.

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Anton van Leeuwenhoek
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Leeuwenhoeks Microcscope
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Cell discoveries in the 19th century

• Discovery of the nucleus 1833 (Robert Brown)
• Description of cell division 1879 (Walter
  Fleming)

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The Electron Microscope

• Invented 1938 by Ernst Ruska. Allowed scientists
  to look into the cell in much greater detail.

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Ruskas Microscope
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TEM Cell Membrane
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SEM Cell Membrane
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Fluid Mosaic Model