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Which of the following pairs of animal phyla are the most closely related? A. Echinoderms and arthropods B. Annelids and flatworms C. Cnidarians and echinoderms D. Sponges and mollusks
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Which of the following pairs of animal phyla are the most closely related?

A. Echinoderms and arthropods
B. Annelids and flatworms
C. Cnidarians and echinoderms
D. Sponges and mollusks

User Shemeer M Ali
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1 Answer

4 votes

C. Cnidarians and echinoderms is the answer.

There are 3 phyla that sorts worms platyhelminthes (flatworms), nematodes (round worms) and annelids (segmented worms). The closest one is C.

hope I Helped!

User Andreas Johansson
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