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: Pathology
Inhibitor of apoptosis: 
Select and explain. 
A. Bad, B. Bcl-2, C. Bax, D. All of the above
B: Bcl-2
Answer: B: Bcl-2 
Explanation: Bcl-2 gene is antiapoptotic.
Bcl-2 family members include Bax, Bak, Bad, Bid, Bik, Noxa, Puma (Proapoptotic) and Bcl-2, Bcl-X, Mcl-1 (Antiapoptotic).