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Cell Theory

He made the first compound microscope, but it was blurry. Janssen|1590
He made simple microscopes with one glass bead that magnified 270X. He saw things in pond water that no one had ever seen before. Leeweenhoek|1650
He looked at a thin slice of cork under a microscope and saw empty boxes, which he called "cells." Hooke|1665
He studied plants with a microscope. He concluded that all plants are made of cells. Schleiden|1838
He observed many different animal calls with a microscope. He concluded that all animals are made of cells. Schwann|1839
"Every cell comes from a cell that already exsist." was his hypothesis. Virchow|1854
All_____are made up of one or more cells. Organisms.
Calls are the basic units of______and_______in all organisms. Structure and function.
All cells come from cells that already______. Exsists.