Chapter 25 Slides Sections 1-3
Chapter 25 Slides Sections 1-3
Chapter 25 Slides Sections 1-3
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• Arthropods and tetrapods are the most<br />
widespread and diverse land animals<br />
• Tetrapods evolved from lobe-finned fishes<br />
around 365 million years ago<br />
AP Biology<br />
© 2011 Pearson Education, Inc.