Cell Theory

  • Zacharias Janssen

    Creator of a compound microscope (Spontaneous Generation)
  • Aristotle

    Cells are miniature animals and will grow when properly stimulated (Spontaneous Generation)
  • Jan Baptist van Helmot

    Experiment: If you place a rage over a pot of rice then there will be mice in 21 days (Spontaneous Generation)
  • Robert Hooke

    Created the word “cell” by looking under a microscope at a cork (Spontaneous Generation)
  • Anton van Leeuwenhoek

    First microbiologist--first to see and describe bacteria (NOT Spontaneous Generation)
  • Lorenz Oken

    "All living things originate and consist of cells" (NOT Spontaneous Generation)
  • Robert Brown

    Discovered nuclei in plant cells (NOT Spontaneous Generation)
  • Theodor Schwann

    "All living things are made of cells" (NOT Spontaneous Generation)
  • Matthias Schleiden

    First to recognize that all plants, and all the different parts of plants, are composed of cells (NOT Spontaneous Generation)
  • Albrecht von Roelliker

    "Sperm and eggs are also cells" (NOT Spontaneous Generation)
  • Rudolf Virchow

    Endorsed cell division and the role it plays--cells come from one another (NOT Spontaneous Generation)
  • Louis Pasteur

    Learned that microorganisms spoil food (NOT Spontaneous Generation)