Answer:
they are transmitted by one person to another, like kissing, coughing, sneezing, or any physical contact from the infected person to someone who's not.
 
        
                    
             
        
        
        
Lizard belongs to chordate phylum.
hope it helps you.
 
        
             
        
        
        
I believe the answer is D) reactivity. Hope this helps. (ノ◕ヮ◕)ノ*:・゚✧
        
             
        
        
        
Because of the medication that people put in their head so that they can cure cancer
        
             
        
        
        
Decent from a common ancestor; natural selection.