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 42 - Self-Quiz - Page 761: 13



Work Step by Step

Miscarriages usually occur early in the pregnancy, and many that occur in the first and second months go undetected. Birth defects may be caused by exposure to a pathogen such as a virus.
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