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': 'Not true about eukaryotic gene: \nSelect and explain. \nA. Polycistronic mRNA, B. Noncoding intron, C. Contain nuclear gene & pseudogene, D. Modification of mRNA before transpoation from nucleus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Polycistronic mRNA', 'role': 'assistant'}]