The answer is evolutionary!
I hope I was able to help. :)
 
        
             
        
        
        
.The answer to this question is: C. ionic bond
In general, Ion particle are <span>formed when atoms lose or gain electron (when loses electron, ion become positive. When gaining it, ions become negatively charged)
Among the chemical substances,  Metal atoms had the positive ions and nonmetal atoms will have negative ions</span>
        
             
        
        
        
if its over 140 or at the exact then you have high blood pressure 
 
        
                    
             
        
        
        
This looks like there should be a list but i had this question in health before and the answer is virus cultureing.