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': 'DNA fingerprinting is based on possessing in DNA of - \nSelect and explain. \nA. Constant Tandem Repeat, B. Variable Number Tandem Repeats (VNTR), C. Non-repeatative sequence, D. Exon', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Variable number of tandem (one after another) repeats (VNTR), is unique for any individual & therefore serves as molecular DNA fingerprint. VNTR may be short tandem (microsatellite) or large tandem (minisatellite) repeats.', 'role': 'assistant'}]