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Biology 13 Online
OpenStudy (anonymous):

Which statement best describes how these animals are grouped? 1. flatworms 2. roundworms 3. annelids, mollusks, arthropods, echinoderms A.) by the presence of three germ layers B.) by acoelmates, pseudocoelmates, and coelomates C.) by body symmetry D.)by early development of the blastopore

OpenStudy (anonymous):

I believe its C but not sure..

OpenStudy (anonymous):

Thanks!

OpenStudy (anonymous):

I'm not sure though...

OpenStudy (anonymous):

:/

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