-
Microscope invented
The year in which the microscope was invented. -
Robert Hooke
Hooke first observed bark of a cork tree and found tiny rectangular rooms which he called Cells -
Leeuwenhoeks microscope
Leeuwenhoek was the first to discover single celled organisms -
Matthais Schleiden & Theodor Schwann
Schleiden concluded that all plants are made of cells.
Theodor concluded that all animals are mad of cells -
Rudolf Vichow
Proposed that new cells are formed only form existing cells.