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: Forensic Medicine
Identical twins may not have : 
Select and explain. 
A. Same DNA finger, B. Same finger print pattern, C. Same blood group, D. Same HLA system
B: Same finger print pattern
Answer: B: Same finger print pattern 
Explanation: B i.e. Same finger print