Microbiology: An Introduction, 11th Edition

by Tortora, Gerard J.; Funke, Berdell R.; Case, Christine L.

Published by Benjamin Cummings

ISBN 10: 0321733606

ISBN 13: 978-0-32173-360-3

Chapter 17 - Adaptive Immunity: Specific Defenses of the Host - Study Questions - Multiple Choice - Page 503: 6

Answer

Work Step by Step

IgM are the first antibodies that were synthesized. These antibodies are effective against microorganisms. This is the largest antibody and the first to appear in response to exposure to antigens.

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