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 26 - Self-Quiz - Page 447: 6



Work Step by Step

In hominoids, where the spinal cord enters the skull is indicative of how an organism stood and moved. If the spinal cord enters the skull from the rear, the hominoid had a hunched-over appearance and spent much time walking on its knuckles. A hominoid with a spinal cord entering from the base of the skull walked upright.
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