This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'Which of the following blotting technique is used to detect DNA? \nSelect and explain. \nA. Western blot, B. Southern blot, C. Eastern blot, D. Nohern blot', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Southern blot is used to detect DNA Nohern blot is used to detect RNA Western blot is used to detect proteins.', 'role': 'assistant'}]