Each of the following statements regarding CD95-stimulated programmed cell death is true except
A) CD95 ligand binding with CD95 receptor stimulates recruitment of adaptor proteins.
B) adaptor proteins stimulate the PI3K-Akt pathway.
C) recruitment to sites of receptor clustering activates initiator caspase (caspase 8) activity.
D) initiator caspases proteolytically cleave executioner procaspases (procaspase 3).
E) a caspase cascade results in the cleavage of many types of proteins in the target cell.
Answer: B
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