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Describe the theory of cells? |
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Answer» The cell theory has the following postulates:-1.All the organisms are composed of cell and cell products such as secretion.2.All the metabolic reactions take place in cell.Thus,cell is the structural and functional unit of life.3.All the cells arise from pre-existing cells.No cell can originate spontaneously but comes into being by division of already existing cells.4.Every living organism starts its life as single cell.Viruses are an exception to cell theory. 1. Cell is the structural and functional unit of life.2.All animals and plants are composed of cells.3. New cells arise from pre-existing cells |
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