This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Enzymes, Subject name: Biochemistry
[{'content': 'The specific activity of an enzyme would be repoed in which of the following units of measures? \nSelect and explain. \nA. Millimoles per liter, B. Units of activity per milligram of protein, C. Micromoles per minute, D. Units of activity per minute', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The specific activity of an enzyme is another common unit. This is the activity of an enzyme per milligram of total protein (expressed in mmol min-1mg-1). Specific activity gives a measurement of enzyme purity in the mixture.', 'role': 'assistant'}]