1. cell is a basic unit in the structural organization of all the organisms.  
2. cell carry the physiological functions like they oxidize food material for the energy purpose. 
3. excretes the waste material. 
4.  increases in the number by dividing into two identical cells. 
5. it even try's to adjust to the environmental conditions. 
6. any defect in the organism of cell within the tissue result in the abnormality of that living body. hence I appreciate the organization of the cell in the living body. 
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