One characteristic of the class Holothuroidea is that they:
A) are predators that consume partially digested prey.
B) are mostly extinct species.
C) have a reduced endoskeleton consisting of microscopic plates embedded in the body wall.
D) have moveable spines that are used to facilitate locomotion.
E) have a distinct central disk with very long, slender arms.
Correct Answer:
Verified
Q5: Sea stars are primarily:
A) herbivores.
B) omnivores.
C) carnivores.
D)
Q6: Echinoderms are unique because:
A) their larvae are
Q6: Tunicates are _ in the phylum _.
A)
Q7: Urochordates are odd chordates, as typically only
Q7: The most unique feature of the echinoderms
Q12: Which class of echinoderms has the greatest
Q12: Which characteristic best describes vertebrates?
A) vertebral column
B)
Q13: Adult tunicates resemble _and are _.
A) eels;
Q14: Deuterostomes evolved during the _ eon.
A) Cambrian
B)
Q17: The most closely related animal to vertebrates
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