Answer
D
Work Step by Step
Porifera lacks a digestive system, and so could not have a gastrovascular cavity that the Cnidarians do have, and it also has no body cavity, so it could not possess a coelom.
Campbell Biology (11th Edition)
by Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky
Published by
Pearson
ISBN 10:
0-13409-341-0
ISBN 13:
978-0-13409-341-3
Chapter 33 - Test Your Understanding - Level 1 - Knowledge/Comprehension - Page 715: 4
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
