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 is the most common banding technique \nSelect and explain. \nA. G Banding, B. R - Banding, C. C Banding, D. Q Banding', 'role': 'user'}, {'content': 'Answer: A \nExplanation: G - Banding (Giemsa) Banding is the most common banding technique. Here Chromosomes are stained with Giemsa stain and visualised under light microscope.', 'role': 'assistant'}]