The History of the Cell TheoryCreated By: Zachary ChanMs. CannonGreen Class
There are three parts of the Cell Theory. First, all organisms are composed of one or more cells. Secondly, the cell is the basic unit of structure and organization in organisms. Finally, all cells come from preexisting cells.
Eureka!I have developed the first ever microscope!
During the 1590s, Zacharias Janssen worked with his father, Hans, to design and build the first compound microscope.
Hmm? When you look at it under a microscope, this piece of cork sure reminds me of those things monks sleep in.
During 1665, while observing a slice of cork, Robert Hooke noticed that the particles on it looked similar to the rooms that monks would sleep in, and coined the name, "cells."
Whoa, what in the world are these animal-shaped things!
In the year 1670, Anton van Leeuwenhoek observed teeth bacteria and protozoa under a microscope, and named them animalcules, due to their similarities in appearance to animals.
Hmm? I wonder what the reason could be as to why all of these plants seem to be made of cells?
After observing many different species of plants using a microscope, Matthias Schleiden, concludes that all plants are made of cells in 1838.