Question

Similarities between phylum annelida an phylum Platyhelminthes

Answer 1

Explanation:

Flatworms (phylum Platyhelminthes) are simple animals that are slightly more complex than a cnidarian. Roundworms (phylum Nematoda) have a slightly more complex body plan. Segmented worms (phylum Annelida) are the most complex animals with worm-like body plans. ... Worms are invertebrate animals with bilateral symmetry.

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