Answer:
RNA viruses
Explanation:
have genome composed of RNA that encodes a number of proteins.
 
        
                    
             
        
        
        
They can cause Down's syndrome or some other chromosomal disorder
        
             
        
        
        
Answer:
lipids is nitrogen nucleic acids is phosphorus
Explanation:
I guessed but I am not sure
 
        
             
        
        
        
C. Energy that is the correct answer