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CELLS - Coggle Diagram
CELLS
Cell theory
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1838: Schleiden concluded that cells and substances produced by cells form the basic structure of plants and that plant growth occurs by adding new cells.°
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1855: Virchow completed the cell theory. 1. Every organism is made up of one or more cells. 2. The smallest organisms are single cells, and cells are the functional units of multicellular organisms. 3. All cells arise from preexisting cells.
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