-
experimented with glasses
Zacchaires Jassen decided to put different lenses together and saw that it magnified objects. -
discovered cells
Robert Hooke looked through the microscope to investigate a cork which looks very much like honeycomb, and witnessed something that looked like small rooms or prison cells, so he decided to call it a cell. -
The discovery of single living cells.
Antonie van Leeuwenhoek used a microscope in pond water and discovered single celled living organisms. He was also the first person to witness red blood cells, and bacteria. After this he achieved magnifications up to 250x. red -
Discovered plant cells are filled with nucleolus
Robert Brown discovered that plant cells aren't empty boxes that in fact they are filled with nucleolus . It took another 70 years to identify other organ cells. -
Cells are the building blocks
Matthias realised that cells are the building blocks of all plants. The plants start off as a single cell and create more as they grow. -
Old and new cells
German scientists discovered new cells come from old cells. -
Electron microscope
German Engineer designed the first electron microscope which allowed then to see smaller things such as viruses which is even too small to see in a light microscope. -
Viruses and diseases in plants
Since 1898 scientists knew that viruses and diseases were in plants but 1935 was when they were able to see them in a electron microscope. -
magnification
Now you can magnify up to 1,000,000 times.