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Robert Hooke discovers...
Robert Hooke used one of the first microscopes, closely observing cork when he discovered small boxes that looked like cells that monks lived. The small boxes Hooke observed were then called cells. -
Anton van Leewenhoek discovers...
Anton van Leewenhoek was using the microscope to observe pond water when discovered tiny organisms that are found everywhere. These tiny organisms are bacteria. -
Matthias Schleiden discovers...
Matthias Schleiden uses the work of previous scientists- van Leewenhoek and Hooke to figure out that all plants are made up of cells. -
Theodor Schwann discovers...
Theodor Schwann discovers something very similar to Matthias Schleiden which is that all animals are made up of cells. -
Rudolf Virchow discovers...
Ruldof Virchow observed that all cells come from other/pre-existing cells. -
Lynn Margulis
Lynn Margulis has made the most recent discovery contributing to the cell theory. Lynn Margullis proposed the idea that some organelles were once free living cekks all by themselves.
