Answer:
If our upright bones were not strong and sturdy then we will be very weak to do work and to do small work also our body didn't support us and we will be always afraid of our body
 
        
             
        
        
        
<span>The answer is : movement, reproduction, obtaining food and oxygen, and body structure</span>
        
                    
             
        
        
        
Unregulated cell division can result in cancer
 
        
                    
             
        
        
        
Sound travels faster in solid
        
             
        
        
        
Catalysis An enzyme may catalyse a reaction by stressing or
destabilizing the bonds of the substrates. This point in the enzymatic reaction
is known as the Transition State.  An
enzyme can couple a nonspontaneous reaction to a spontaneous reaction so that
anabolic processes will occur.