Pathology Apoptosis activating factor 1 (Apaf-1) A Activates caspase 9 B Activates caspase 8 C Activates Bcl-1 and Mcl-1 D Binds with mitochondrial cytochrome C 💡 Explanation Apoptosis activating factor 1 (Apaf-1) ✓ Correct Answer: A. Activates caspase 9