Question
Biology Question on Exchange Of Gases
The majority of carbon dioxide produced by our body cells is transported to the lungs :
A
Dissolved in the blood
B
As bicarbonates
C
As carbonates
D
Attached to hemoglobin
Answer
As bicarbonates
Explanation
Solution
The majority of carbon dioxide produced by our body cells is transported to the lungs dissolved in the blood as bicarbonates. This is part of the bicarbonate buffer system that helps regulate blood pH.
Therefore, the correct option is (B): As bicarbonates