Answer:Is it a base, an acid, a buffer or a salt? The primary role of the bicarbonate ion in the blood system is to transport waste carbon dioxide from the various body tissues to the lungs, where it can be expelled
The buffer system that is important to be present in the blood is the carbonic-bicarbonate buffer. It is essential because it is coupled with the respiratory system. It is the production of carbon dioxide that couple with this system.
