Life: The Science of Biology 11th Edition

Published by W. H. Freeman
ISBN 10: 1-31901-016-4
ISBN 13: 978-1-31901-016-4

Chapter 48 - Gas Exchange - 48.4 - Respiratory Gases Are Transported by the Blood - 48.4 Recap - Learning Outcomes - Page 1038: 3

Answer

Carbon dioxide reacts with water to form bicarbonate ions before being taken to the lungs. This allows for a lower partial pressure of carbon dioxide in the bloodstream, allowing more of these waste molecules to diffuse out of cells.

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