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': 'Carbon di oxide is transpoed in plasma as:September 2005 \nSelect and explain. \nA. Dissolved form, B. Carbamino compounds, C. Bicarbonate, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D: All of the aboveCO2 is carried in blood in three different waysMost of it (about 70% - 80%) is conveed to bicarbonate ions by the enzyme carbonic anhydrase in the red blood cells5% - 10% is dissolved in the plasma5% - 10% is bound to hemoglobin as carbamino compounds', 'role': 'assistant'}]