Campbell Biology (12th Edition)

Published by Pearson
ISBN 10: 0135188741
ISBN 13: 978-0-13518-874-3

Chapter 32 - Test Your Understanding - Levels 1-2 - Remembering/Understanding - Page 685: 1

Answer

A.

Work Step by Step

B. - D. can all be found in fungi, plants, and some protists, and A. is a stage of development unique to animals with their digestive tracts.
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