Radial organisms such as __________ havno front or back end.
A) sponges and sea urchins
B) jellyfishes and anemones
C) sea stars and jellyfishes
D) sea urchins and sea stars
E) sponges and jellyfishes
Correct Answer:
Verified
Q31: Major trends in thevolution of animals include
A)cephalization,
Q31: Jellyfishes are
A) polyp forms of cnidarians.
B) medusae
Q32: A digestivtrack is saito bcompletif it
A)possesses specialized
Q33: In a sponge, which of thfollowing cells
Q34: Unlikother animals, sponges lack
A)a digestive track.
B)a symmetry
Q35: Which of thfollowing animals lack a "true"
Q37: A jellylikmatrix is founin which of thfollowing
Q39: Which of thfollowing organisms exhibits cephalization?
A)flatworms
B)sea anemone
C)sea
Q40: Feeding in sponges is dependent on
A)collar cells.
B)pores.
C)water
Q41: Which of thfollowing is NOT truof earthworms?
A)They
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