alleryStart learning →Which phylum is the first triploblastic group in the animal series?
ACnidaria phylum
BCtenophora phylum
CPorifera phylum
DPlatyhelminthes
Answer & Solution
Correct answer: D. Platyhelminthes
Triploblastic animals run from platyhelminthes to chordates, whereas cnidarians and ctenophores are diploblastic.
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