Which form of CO2 transport accounts for the least amount of CO2 transported in blood? a. as carbon monoxide in plasma b. chemically bound to hemoglobin c. as bicarbonate ion in plasma d. dissolved in plasma

d) Dissolved in plasma

Explanation:

About 5 to 7 percent of all carbon dioxide is dissolved in the plasma.

CO₂ is dissolved directly to blood and bound to plasma proteins or converts in to bicarbonate. Majority of the CO₂ is transported as part of the bicarbonate system.