This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Molecular Genetics, Subject name: Biochemistry
[{'content': 'Genes are: \nSelect and explain. \nA. Ribonucleic acid, B. Deoxy ribonucleic acid, C. Lipo proteins, D. Chromo proteins', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B. Deoxy ribonucleic acidDNA is a reserve bank of genetic information and is organized into genes, which are the fundamental units of genetic information.', 'role': 'assistant'}]