Campbell Biology (11th Edition)

Published by Pearson
ISBN 10: 0-13409-341-0
ISBN 13: 978-0-13409-341-3

Chapter 34 - 34.2 - Concept Check - Page 723: 3


Mineralized bone would have provided greater physical strength to animals’ structures, for protection from attack or injury (as in the skeleton) and for support, allowing for larger and more complex structures.

Work Step by Step

Think about the hardening that comes with mineralization (push on your nose and then on your wrist bones to see the difference), and then use your imagination to see what this might lead to during evolution.
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