Roundworms and Arthropods Are Both Ecdysozoans.This Means They

question 47

Multiple Choice

Roundworms and arthropods are both ecdysozoans.This means they

• A)have a trochophore larvae.
• B)have a body cavity that is completely lined with mesoderm.
• C)have the anus arise at or near the blastopore.
• D)periodically shed their outer covering.
• E)No answer choice is correct.

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