Members of the ____ flatworm lineage are parasites of vertebrates, characterized by modified heads for attaching to the intestinal wall of hosts, and a series of reproductive units called proglottids.
A) Trematoda
B) Turbellaria
C) Polychaeta
D) Cestoda
E) Hirudinea
Correct Answer:
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Q33: Flatworms have specialized cells called _ that
Q34: Members of the_ phylum have radial symmetry,
Q35: Most members of the _ Cnidarian lineage,
Q36: Members of the _ Lophotrochozoan phylum are
Q37: Which phylum is a member of the
Q39: In sponges, spicules are _.
A) fibrous skeletal
Q40: Adult members of the _ Cnidarian lineage,
Q41: Only 180 living species of velvet worms,
Q42: Members of the _ Ecdysozoan phylum include
Q43: Members of the _ lineage have a
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