Biology: The Unity and Diversity of Life (14th Edition)

Published by Brooks/Cole Publishing Co.
ISBN 10: 1305073959
ISBN 13: 978-1-30507-395-1

Chapter 38 - Self-Quiz - Page 685: 9



Work Step by Step

The oxygen that enters the blood typically diffuses into the red blood cells, where the oxygen molecules bind to hemoglobin. When blood encounters an area where the partial pressure of oxygen is lower than that of the oxygen in blood, the hemoglobin then releases the oxygen it is carrying; this process normally happens within the tissues.
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