THE ANSWER IS C.) MITOTIC DIVISON
I GOT IT RIGHT ON USATESTPREP...
        
                    
             
        
        
        
 no beacuse they are differnt parts of the human with different functions
 
        
             
        
        
        
C. Mutualistic relationship
Flowers and hummingbirds have a mutualistic relationship where both benefit. Flowers produce food in the form of nectar (sugar and water) to attract hummingbirds which, in turn, move pollen for the plant (pollination).
        
             
        
        
        
An enzyme lowers the activation energy of a reaction so it can take place within living organism, so an enzyme is a biological catalyst.