Campbell Biology (11th Edition)

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

Chapter 33 - 33.1 - Concept Check - Page 689: 1


Sponges feed by beating the flagella on their choanocytes. This creates a current, drawing water through their pores, bringing small food particles with it. These particles are trapped in the mucus on the collar of the choanocytes.

Work Step by Step

Review the information in Fig. 33.4 on p. 684 and summarize the flow and the capture of particles as described there.
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