This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemistry of Lipids, Subject name: Biochemistry
[{'content': 'Snake venom contains which of the following enzyme: \nSelect and explain. \nA. Phospholipase A1, B. Phospholipase A2, C. Phospholipase C, D. Phospholipase D', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Snake venom Contains Phospholipase A2 (PLA2) PLA 2 hydrolyze the ester bond at position 2 of phospholipids present in plasma membrane of various cells, eg : erythrocytes. PLA 2 also affects neurons at pre-synaptic or post-synaptic cleft to cause neurotoxicity. Phospholipases A1 A2 C D Present in Pancreatic fluid Present in Erythrocytes and snake venom Major toxins secreted by bacteria Role in Mammalian signal transduction', 'role': 'assistant'}]