Cell theory cartoon
Kuvakäsikirjoitus Teksti
- No, tell me about it!!
- Hey! Have you heard about the people that were involved in the cell theory?
- Oh, wait! I think I know who your talking about. Wasn't his dad a spectacle maker??
- Robert Hooke was born in 1635 and died in 1703. He was observing cork through a microscope and discovered the tiny cells in the cork. This lead to the understanding that cells are the smallest unit of life. And, he was born in the Netherlands.
- Yes!!
- Tell me more!!
- Robert Brown was alive from 1773-1858. He discovered the nucleus of the cell. He also discovered the Brownian motion which is the random motion of microscopic particles.
- Wow! these scientists are so smart!
- Matthias Schleiden lived from 1804-1881. He defined the cell as the basic unit of plant structure. He discovered this during the 19th century.
- Interesting!! Keep going!
- Theodor Schwann lived from 1810-1882. He had stated that plant tissues were composed of cells. He concluded that all tissues are made up from cells and this laid foundations for the cell theory.
- Wow! These scientist contributed to the cell theory in so many ways i didn't even know about!!
- Virchow lived from 1821-1902. He used the theory that all cells are made from pre-existing cells. His discovery made it more clear that diseases form at cellular level. His work led to scientists being able to diagnose diseases more accurately.
- There is so many ways that scientist's have contributed to the cell theory and helped modern day understanding if cells!
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