Jaclyn Thiel's Timeline

  • Aristotle
    344

    Aristotle

    Greek Philosopher had great teachings.
  • Zacharias Jansen

    Zacharias Jansen

    Dutch spectacle-maker from middelburg. Created the first microscope.
  • Jan Baptist van Helmont

    Jan Baptist van Helmont

    Flemish physican, philosopher, mystic, and chemist who recognized the existence of dicrete gases and identified carbon dioxide. Studied living animals and was the first person to do a biological experiment.
  • Robert Hooke

    Robert Hooke

    Made the first discovery of cell's while looking at a thin cork through the microscope.
  • Anton van Leeuwenhoek

    Anton van Leeuwenhoek

    made microscopes consisting of single, high quality lens, of very short vocal length. started to observe bacteria and protozoa "animalcules"
  • Lorenz Oken

    Lorenz Oken

    19th centuryGermany Naturalist he speculated the significance of life. contibuted to the cell theory
  • Theodor Schwann

    Theodor Schwann

    German physiologist who discovered digestive enzymes called pepsin. Also came up with the Cell theory.
  • Mathias Schleiden

    Mathias Schleiden

    German Scientist who that noticed every part of the plant he examined had a cell.
  • Albrecht von Roelliker

    Albrecht von Roelliker

    He realizes that sperm cells and egg cells are also cells
  • Rudolf Virchow

    Rudolf Virchow

    German Pathologist and statesmen. used cell theory to explain the reason of disease in the organs and tissue of the body.
  • Louis Pasteur

    Louis Pasteur

    French chemist and microbiologist. came up with pasteurization with wine, and beer. its benefits from getting old over the years. this is applied to many food and beverages such as milk.
  • Robert Brown

    Robert Brown

    made a radiointerometer. capable of resolving radio stars while eliminating atmospheric distortion