Janssen

AAlex

  • Zacharius Jansen

    Zacharius Jansen
    Invented the micscope.
  • Robert Hooke

    Robert Hooke
    Designed his own microscope and discoverd matter made up of what he called cells.
  • Anton van Leeuwenhoek

    Anton van Leeuwenhoek
    Describes bacteria found in lake water and in his own mouth
  • Matthias J. Schleiden

    Matthias J. Schleiden
    Cell theory as applied to plants. Located the nucleus in plants cells.
  • Theodor Schwann

    Theodor Schwann
    published the cell theory as applied to animals.Belived plant and animal cells shared common chracteristcs. Realized that if the nucleus was important in plant cells, it should also be in animal cells
  • Gregor Johann Mendel

    Gregor Johann Mendel
    Am Austrian monk, began experiments with pea plants. He later became known as the "father of genetics."
  • Rudolf Virchow/Robert Remark

    Rudolf Virchow/Robert Remark
    discoverd that cells came from preexisting cells. (idea originated from Remark, but not acceptred until Virchow proposed it)