Mollusks are distinguished from other animal groups by the presence of:
A) a mantle that plays a role in breathing and excretion.
B) a toothlike radula (not present in all) .
C) a segmented body with a hydrostatic skeleton.
D) ecdysis.
E) None of the answer options is correct.
Correct Answer:
Verified
Q93: Bilaterian animals are divided into two monophyletic
Q94: Annelids are characterized by:
A)cylindrical, segmented bodies.
B)extensive nervous
Q95: Pollinating insects are in part responsible for
Q96: Members of the Ecdysozoa:
A)secrete an external cuticle.
B)secrete
Q97: Consider the phylogeny below. Q99: The Lophotrochozoa include: Q100: The Protostomia include: Q101: Arthropods have a unique exoskeleton made of Q102: What structure would you expect to find Q103: Insects exchange gases through pores called _,
A)annelid worms.
B)mollusks.
C)sea anemones.
D)arthropods.
E)chordates.
A)annelid worms.
B)mollusks.
C)sea anemones.
D)arthropods.
E)chordates.
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