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The Birth of Cells
Robert Hooke observes the tiny chambers in corks and names them cells. -
Discovery of Protozoans
Anton van Leeuwenhoek discovers single-celled organism which are now known as protozoans. -
Discovery of Cells in Plants
Matthias Jakob Schleiden discovered that plants were composed of cells. -
Discovery of Cells in Animals
Theodor Schwann discovered that cells are also found in animal tissue. -
Discovery of Cells in Reproduction
Albrecht von Roelliker discoveres eggs and sperm are cells. -
Basic Units of Life
Carl Heinrich Braun reworks cell theory and establishes cells are the basic unit of life. -
Development of Cell Theory
Rudolph Virchow proposed that all cells are produced from the devision of existing cells.
