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: Physiology
[{'content': 'Oxygen dissociation curve shifts to right in: \nSelect and explain. \nA. Hyperkalemia, B. Hypokalemia, C. Metabolic alkalosis, D. Anemia', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Anemia', 'role': 'assistant'}]