Biology
Biology
12th Edition
ISBN: 9780134813448
Author: Audesirk, Teresa, Gerald, Byers, Bruce E.
Publisher: Pearson,
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Chapter 34, Problem 9RQ
Summary Introduction

To compare:

Oxygen and carbon dioxide transport in the blood

Introduction:

Blood receives oxygen from air in the lungs and provides it to body cells at the same time blood absorbs carbon dioxide from cells and releases it into lungs. The exchange of gases occurs because the concentration gradient favors it.

Summary Introduction

To determine:

The source and destination of oxygen and carbon dioxide and also determine the physiological process that makes gas exchange necessary.

Introduction:

The exchange of gases occurs because the concentration gradient favors it. In lungs the oxygen concentration is high and carbon dioxide is low, whereas in cells the concentration of oxygen is low and carbon dioxide is high.

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