3. Process of duplication of genetic material.
        
                    
             
        
        
        
I believe it is Nerve Cells
Correct me if I'm wrong. 
 
        
                    
             
        
        
        
It is an hydrophilic substance....<span>Substances that have charge or polarity are </span>hydrophilic<span>, and are likely to dissolve because they have either full or partial charge areas to form hydrogen bonds with water molecules.</span>
        
                    
             
        
        
        
Answer:
If DNA is shared it helps put the pieces of the tree together. 
Explanation:
hope this helps luv