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: Pediatrics
[{'content': "The part of sequence of RNA coding for a protein and it's mutated sequence is given below.\n\nNormal sequence : AGC- GCC- GAA- AGA- AAG- AUG- ACG\nMutated sequence : AGC- GCC- GAA- UGA- AAG- AUG- ACG\n\nType of mutation shown above is \nSelect and explain. \nA. Missense mutation, B. Nonsense mutation, C. Silent mutation, D. Frame shift mutation", 'role': 'user'}, {'content': 'Answer: B \nExplanation: AGA is mutated to UGA (Adenine is replaced by Uracil) Coding region is converted to Stop Codon. So it is a Nonsense point mutation.', 'role': 'assistant'}]