Differentiation of cells is responsible for which feature of complex organisms? Without differentiation, complex organisms would
 not–
A. require nutrients for growth.
B. be multicellular.
C. have specialized tissues.
D. respond to their environment.
       
      
                
     
    
    
    
    
    1 answer:
            
              
              
                
                
 
I think it will be 
b)be multicellular
 Differentiation of cell is the process by which cell becomes spesialized in order to perform different functions))
 
                                
             
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