Answer:
through wires 
Explanation:
Electrical energy passes through conductors but may also travel through space but select wires as it is a more common answer. 
 
        
             
        
        
        
A parasite could determine the size of the population. Whether it grows or shrinks. It could also change genetics
        
             
        
        
        
Answer:
Meotic cell division (mitosis)
 
        
             
        
        
        
Answer:
organism,species,community
<em>hop</em><em>e</em><em> this</em><em> answer</em><em> </em><em>correct</em><em> </em><em>(</em><em>^</em><em>^</em><em>)</em>