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': 'Spatial relationship of every atom in a molecule is known as: \nSelect and explain. \nA. Conformation, B. Configuration, C. Both of the above, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The terms configuration and conformation are often confused:\n\nConfiguration refers to the geometric relationship between a given set of atoms, for example, those that distinguish l- from d-amino acids. Interconversion of configurational alternatives requires breaking (and reforming) covalent bonds.\nConformation refers to the spatial relationship of every atom in a molecule.\n\nRef: Harper’s illustrated biochemistry. 30th edition page no: 36', 'role': 'assistant'}]