Biology 2010 Student Edition

Published by Prentice Hall
ISBN 10: 9780133669510
ISBN 13: 978-0-13366-951-0

Chapter 35, Immune System and Disease - Assessment - 35.1 Infectious Diseases - Understand Key Concepts/Think Critically - Page 1030: 2



Work Step by Step

Option a. is incorrect. Antibodies tag foreign bodies called antigens to be targeted by the immune system. Option b. is incorrect. An antigen is a foreign substance that triggers an immune response. Option d. is incorrect. Toxins are poisons made by organisms that can cause disease. Option c. is correct. Pathogens are agents that cause disease.
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