-
Robert Hooke
In 1663, Hooke observed the structure of a thin slice of a cork using a compound microscope HE BUILT HIMSELF. -
Anton Van Leeuwenhoek
began to construct microscopes to observe tiny objects.
First person to see single celled organisms now called bacteris -
Matthlais Schleiden
Concluded all plants are mad up of cells. -
Theodore Schwann
concluded all animals are also made up of cells -
Rudolph Virchow
Proposed that new cells are formed only from existing cells.
All of the information led to the development of cell theory.
All living things are composed of cells; cells are the basic unit of structure and function in living things; all cells are produced from other cells.