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Author Question: Which of the following is a characteristic of adult echinoderms? A) bilateral sy (Read 893 times)

Charlie

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on: Aug 5, 2013
Which of the following is a characteristic of adult echinoderms?
A) bilateral symmetry
B) spiral cleavage
C) gastrovascular cavity
D) exoskeleton
E) lophophore


camila

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Reply #1 on: Aug 8, 2013
Answer has to be A, trust me!


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Charlie

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Reply #2 on: Oct 18, 2013
Wonderful, you were right, thank you so much.


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