This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Transcription, Subject name: Biochemistry
[{'content': "DNA replication and transcription occurs in which direction: \nSelect and explain. \nA. 5'- 3', B. 5'- 5', C. 3'- 5', D. 3'- 3", 'role': 'user'}, {'content': "Answer: A \nExplanation: Function Direction Synthesis of DNA 5'- 3' DNA replication of both leading & lagging strand 5'- 3' Transcription 5' - 3' Template strand is read in 3' - 5'", 'role': 'assistant'}]