Which of the following pairs of animal phyla are the most closely related? A. Sponges and mollusks B. Cnidarians and echinoderms C. Echinoderms and arthropods D. Annelids and flatworms
Pairs of animal phyla that are the most closely related are echinoderms and arthropods.
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emdjay23|Points 148463|
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Asked 7/21/2018 2:37:53 PM
Updated 83 days ago|9/17/2024 10:36:28 AM
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