I think RNA but I am not completely sure
 
        
             
        
        
        
HPV has been recently been implicated as a risk factor for coronary artery disease
        
             
        
        
        
Answer:
Their culture
Explanation:
Culture is the total pattern of customs, ideas, beliefs, art, and technology of a particular group of people or society. It distinguishes the paths through life span of human beings despite having essentially the same biological constitution. It is the way of life of a particular group of people, that is socially transmitted from generation to generation