Campbell Biology: Concepts & Connections (9th Edition)

Published by Pearson
ISBN 10: 0-13429-601-X
ISBN 13: 978-0-13429-601-2

Chapter 27 - Review - Page 565: 9

Answer

c. endometrium

Work Step by Step

The endometrium is the tissue that lines the uterus. When an egg is fertilized, the endometrium thickens in preparation to receive the egg. If a fertilized egg does not implant in the endometrium, then this lining is shed in what is called menstruation.
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