Cell Theory

  • Hans Janssen

    he produced the first compound microscope by combining two convex lenses within a tube. He discovered it in (1595) Could not find day and month.
  • Zacharias Janssen

    he also produced the first compound microscope by combining two convex lenses within a tube.He also discovered it in (1595) Could not find the month or day.
  • Robert Hooke

    Robert Hooke had found cells from a microscope which he analyzed it from green mold and found out that there were mushrooms. discovered in (1665) Could not find day and month to this discovery
  • Anton Van Leeuwenhoek

    he improved magnification of microscopes by polishing lenses First one discovered in (1674)
    he also discovered “animacules” in (1676) Could not find the month or day.
  • matthias Scheleiden

    he discovered that plants were made up of cells. Discovered in (1838) Could not find month or day.
  • Theodore Schwann

    he discovered that animals were made up of cells.
    Discovered in (1839) Could not find month or day.
  • Rudoph Virchow

    Rudoph Virchow
    He stated that all living things came from other living things.
    Discovered in (1855) Could not find month or day.