This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Molecular Biology Techniques, Subject name: Biochemistry
[{'content': 'Northern blot is used to detect - \nSelect and explain. \nA. Protein, B. Immunoglobulin, C. RNA, D. DNA', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., RNA o Visualization of a specific DNA or RNA fragment among the many thousand of contaminating molecules requires the convergence of number of techniques collectively termed the blot transfer.Southern blot - Detects DNANorthern blot - Detects RNAWestern blot -Detects proteins (proteins are separated by electrophoresis, renatured and analysed for an interaction by hybridization with a specific labelled DNA probe).", 'role': 'assistant'}]