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Janssen: Invention of the first microscope
The first microscope was a compound microscope and was invented by Hans and Zacharias Janssen. It later contributed to important scientific discoveries and was further developed. -
Hooke: The first cell discovery
While observing cork under a compound microscope, Robert Hooke discovered small compartments that looked like monk cells. Therefore, called his discovery "cells". -
Leowenhoek: Linving Cells
Antony van Leowenhoek discovered that the algae cells he was observing actually moved. He called them "animalcules", which means "living animals". Also, it is assumed that he saw bacteria. -
Schleiden: All plants are composed of cells
Matthias Schleiden found that all plants are composed of cells -
Schwann, Schleiden: Cells are the basic unit of life
Theodor Schwann and Matthias Schleiden stated that living cells are the basic unit of all life. -
Virchow: All cells come from preexsisting cells
Rudolph Virchow completed the classical cell theory by stating that all cells come from preexisting cells.
