This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: general microbiology, Subject name: Microbiology
[{'content': 'Which of the following do not have ribosomes for protein synthesis \nSelect and explain. \nA. Bacteria, B. Viruses, C. Fungi, D. Rickettsia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Bacteria doesn&;t have complex organelles but ribosomes are present in 30, 50 and 80S. Fungi have all organelle as it is a eukaryotic cell.', 'role': 'assistant'}]