Answer:
i think it's D I hope this helps :)
 
        
                    
             
        
        
        
Answer:
d A wave Carrie's electricity ,a particle carries a magnetic chaege
 
        
             
        
        
        
Answer:
18. Which four body systems interact to allow a person to sneeze: 
F. Muscular, immune, nervous, respiratory. 
Don't really know the answer for the second one, sorry <33
 
        
             
        
        
        
Chlorophyll may be found in the cytoplasm of a prokaryotic cell
        
             
        
        
        
A is the active site and C is the enzyme