Answer
Your lower intestine of your body
 
        
             
        
        
        
B ~ You cannot tell if someone was touching your hand
Hope this helps! ^^
 
        
                    
             
        
        
        
Answer:
Oncogenes.
Explanation:
Cancer is the harmful disease that causes several death in the world. Cancer occur due to the mutation in the genes that are responsible for the regulation of apoptosis  and cell divisions.
The virus are also oncogenic in nature and can cause several different type of cancer. The human papilloma virus can be transmitted from the skin contact. The virus cause cervical cancer and genital warts. The integration of this virus into host genome increases the expression of viral oncogenes in the host DNA. 
Thus, the answer is oncogenes. 
 
        
             
        
        
        
Fungi because they can break down any dead orginisms and be eaten by other orginisms.
        
             
        
        
        
Answer: D
Explanation: because the 2 sides on D dont look the same 
(pls mark brainlyest)