every cell has work to do but different cells may have different jobs in multicellular organisms, cell with the same type of job often work together. These group of specialized cell from tissue in turn, tissue often group together to form larger units called organs the heart is an organ; so is the stomach.
 
        
             
        
        
        
Electron transport chain produces the most atp
        
                    
             
        
        
        
The 6 example of the building reproduction are bydra,coral reef, fungi, sponge,and some tunicate.
        
             
        
        
        
When he died. Charlie's end of time line is when he died. Because the end of anything is its death.