This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General, Subject name: Microbiology
[{'content': 'Jumping gene is: \nSelect and explain. \nA. Transposon, B. Cosmid, C. Episome, D. Plasmid', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Transposon(Ref: Ananthanarayan, 9th/e, p. 63 and 8th/e, p. 64)Transposons are also known as jumping genes.Transposons are also known as jumping genes. They move between chromosomal DNA and extra chromosomal DNA within cell. They take part in drug resistance mechanism.", 'role': 'assistant'}]