Cell Theory
Storyboard Text
- Of course!! It's very interesting
- Could you explain to us how the cell theory came to be and who made it?
- It all started when Hooke was looking at a tiny piece of cork through a microscope
- These boxes that I see in the microscope remind me of cellulas. I'm going to name these cells!
- Next, Brown discovered the nucleus in a cell. You guys know that cells are a basic unit of structure and function
- I was trying to study the process of fertilization, but I see an opaque area. I think that's the nucleus
- Shwann discovered that all animals are made of cells! Did you know that cells come from preexisting cells?
- No! I didn't. Thanks for telling us.
- My studies of the notochord led me to propose that the nucleated entities I had observed were the animal counterparts of the plant cells
- Schleiden declared that the cell is the basic building block of all plant matter. Cells are organisms and all organisms consist of one or more cells.
- all plant tissues are composed of cells and that an embryonic plant arose from a single cell.
- Virchow used the theory that all cells arise from pre-existing cells to lay the groundwork for the study of disease at the cellular level
- I just found out that all cells come from pre-existing cells!
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