Biological Science (6th Edition)

by Freeman, Scott; Quillin, Kim; Allison, Lizabeth; Black, Michael; Taylor, Emily; Podgorski, Greg; Carmichael Jeff

Published by Benjamin Cummings

ISBN 10: 0321976495

ISBN 13: 978-0-32197-649-9

Chapter 32 - Deuterostome Animals - Review - Page 680: 2

Answer

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All vertebrates have skeletons made of bone, including a cranium that envelops the brain.

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