This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Techniques in molecular biology, Subject name: Biochemistry
[{'content': 'Test for RNA:- \nSelect and explain. \nA. Nohern blot, B. Southern blot, C. Immuno blot, D. South-Western blot', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Nohern Blotting detects RNA. Nohern blot - RNA Southern blot- DNA Western blot- Proteins See treasure for details', 'role': 'assistant'}]