This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2018, Subject name: Pathology
[{'content': "Which of the following indicates 'flipping effect'? \nSelect and explain. \nA. LDH2> LDH1, B. LDH1> LDH2, C. LDH2> LDH3, D. LDH2> LDH4", 'role': 'user'}, {'content': 'Answer: B \nExplanation: - LDH2>LDH1 (normal) - Myocardial infarction (LDH1>LDH2) - LDH1 is the last enzyme that increases in person suffering from myocardial infarction - Triphenyl tetrazolium (TTC) chloride reacts with LDH1 - In normal individual TTC gives brick red color - In ischemia induced infarction there is leakage of LDH enzyme and therefore same chemical TTC gives yellowish pale appearance (myocardial infarction)', 'role': 'assistant'}]