This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of lipid, Subject name: Biochemistry
[{'content': 'Phospholipid that plays an impoant role in apoptosis is? \nSelect and explain. \nA. Phosphatidylcholine, B. Phosphatidylserine, C. Phosphatidylethanolamine, D. Phosphatidylglycerol', 'role': 'user'}, {'content': 'Answer: B \nExplanation: PHOSPHOLIPIDS ROLE Phosphatidylserine Apoptosis Dipalmitoyl phosphatidylcholine Lung surfactant Cardiolipin Mitochondrial function Biological false positive VDRL Phosphatidyl inositol Reservoir of prostaglandin synthesis signal transmission across membranes Reference: Harpers illustrated biochemistry 30th edition page 215', 'role': 'assistant'}]