This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of nucleic acids, Subject name: Biochemistry
[{'content': 'Okazaki fragment \nSelect and explain. \nA. DNA fragment, B. RNA fragment, C. DNA fragment with RNA head, D. RNA fragment with DNA head', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The small DNA molecules attached to its own primer RNA are called Okazaki fragments The synthesis along the lagging strand is in 5&;-3&; direction As it moves, the primers synthesizes sho RNA primer to which deoxynucleotides are added by DNA polymeraseRef: DM Vasudevan, 7th edition, page no: 581', 'role': 'assistant'}]