This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Which of the following does not posses both DNA and RNA? 
Select and explain. 
A. Bacteria, B. Fungus, C. Virus, D. Spirochete
C: Virus
Answer: C: Virus 
Explanation: Ans. c. Virus