Campbell Biology (10th Edition)

Published by Pearson
ISBN 10: 0321775651
ISBN 13: 978-0-32177-565-8

Chapter 45 - 45.1 - Concept Check - Page 999: 2

Answer

Prostaglandins in semen can stimulate changes in the female reproductive system.

Work Step by Step

Chemicals are classified as pheromones when they are secreted by one individual and cause a reaction in another. In this case, prostaglandins in semen signal tissues in the female reproductive system to take on certain behaviors, similar to a pheromone.
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