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 37 - Self-Quiz - Page 664: 11

Answer

c.

Work Step by Step

An allergy occurs when substances that normally do not do the body harm trigger an immune response. Some typical allergens, which are substances that trigger these types of responses, include foods, pollen, and medications.
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