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': 'Which of the following is not used as vector in genetics ? \nSelect and explain. \nA. Adenovirus, B. Proteasome, C. Liposome, D. Retrovirus', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The traditional viral vectors are adenoviral vectors followed by papilloma viruses and retroviruses. Retroviruses are the main and most commonly used viral vectors.Other cloning vectors for gene delivery are :-PlasmidBacteriophageCosmidBAC (Bacterial aificial chromosome)YAC (Yeast aificial chromosome).Liposomes or lipoplexes are also used as vector for gene delivery.', 'role': 'assistant'}]