All of the following are features of echinoderms except
A) a water vascular system.
B) a coelom.
C) a larval stage.
D) skin gills.
E) nephridium.
Correct Answer:
Verified
Q23: Which of these worms are segmented?
A) annelids
B)
Q24: Which is not a typical adult amphibian
Q25: Which of these is a cephalopod?
A) nudibranch
B)
Q26: The main reason reptiles are so well-adapted
Q27: Egg-laying mammals are known as
A) marsupials.
B) ectotherms.
C)
Q29: The exoskeleton of an arthropod is composed
Q30: All of the following are characteristics of
Q31: Which of these is mismatched?
A) tunicate -
Q32: Amphibians are the descendants of
A) ray-finned fishes.
B)
Q33: All of the following are characteristics of
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