One-fourth of cow genome descendant from snakes and lizards, study shows getmixapp
        
            One-fourth of cow genome descendant from snakes and lizards, study shows getmixapp
		
		
			There are genes known as retrotransposons that can copy themselves and paste the duplicates in other parts of our DNA, creating large tracts of repetitive
		
		
	
        You've added this content to your favorites.
        
    
                    
                    
                        Post your comment
                    
                
	Load More