The low energy demands of nematodes allow them to survive without a:
A) reproductive system.
B) tubular gut.
C) body cavity.
D) skeleton.
E) respiratory system.
Correct Answer:
Verified
Q42: Members of the phylum _are characterized by
Q43: The tube feet of echinoderms that are
Q44: The taxonomic group that contains the largest
Q44: Oysters are classified in the phylum
A) Echinodermata.
B)
Q45: A snail is a(n):
A)arthropod.
B)mollusk.
C)chordate.
D)echinoderm.
E)nematode.
Q49: A sea urchin is a member of
Q49: What characterizes a free-living flatworm?
A)tubular gut
B)hooks
C)cuticle
D)eyespots
E)coelom
Q50: Adult echinoderms that have radial symmetry lack:
A)a
Q51: In the various cnidarian species:
A)all live as
Q52: Which of the following phyla contains animals
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