Question

The major fraction of $CO_{2}$ released during cellular respiration is transported by the blood to the lung capillaries

• A. In combination with haemoglobin
• B. As free $CO_{2}$
• C. As carbonic acid or $H_{2}CO_{3}$
• D. In the form of bicarbonate ions

Answer 1

Answer: (D)

In the form of bicarbonate ions