can we live without cells? 
thats a simple question XD 
 
        
             
        
        
        
Hello there,
As from what I can recall, I can remember 4 concerns regarding nuclear energy
1) Storing radioactive waste
2) Safety
3) Weapons proliferation and terrorism
4) Health
Hope this helps ;))
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HEY MATE....!
HERE'S THE ANSWER 
Diffusion is a process in which particles of two or more substances intermixed with each other.
HOPE IT HELPS....