In apoptosis initiation:: (A) The death receptors induce apoptosis when they get engaged by fas ligated system, (B) Cytochrome C inhibits Apoptosis activating factor -1, (C) Apoptosis may be initiated by caspase activation, (D) Apoptosis mediated through DNA damage
Answer is A. The death receptors induce apoptosis when they get engaged by fas ligand system Ref, Robbins 9/e p56.