<prompt> Carbon dioxide transpoed in blood mostly asCarnbon HbIn combination with plasma proteinsBicarbonateCarbonic acid dissolved in plasma  <response>: Transpo of Carbon Dioxide in the Blood Carbon dioxide molecules are transpoed in the blood from body tissues to the lungs by one of three methods: dissolution directly into the blood, binding to hemoglobin, or carried as a bicarbonate ion. Several propeies of carbon dioxide in the blood affect its transpo Ref: guyton and hall textbook of medical physiology 12 edition page number:359,360,361 