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Pdf biological atomism and cell theory researchgate. The cell theory the cell theory states that all living organisms are made of one or more cells, cells are the basic units of structure and function, and cells come only from preexisting cells. Cell theory is one of the basic principles of biology. Click to read the comprehensive a level biology revision notes and subscribe today. The cell theory is a unifying principle of biology. Cell theory state that bodies of all organism are made up of cells.
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