Answer:
your skin prunes up so your able to grab onto objects Hope's this helps 
 
        
                    
             
        
        
        
<em>ATP stands for denosine tri phosphate ..
<u>formation:
</u>it is formed in the respiration ..also 36 molecules of ATP are formed during break down of 1 glucose molecule ..
<u>function:
</u>its function is to provide energy  ,, 
<u>how it provides energy:
</u>when one phosphate molecule separate ATP is converted into ADP and energy is released.. 
and when one phosphate is separated from ADP AMP is formed and energy is released ..</em>
        
             
        
        
        
Only plant cells have a cell wall