A closed circulatory system is present in ____.
A) arthropods
B) sponges
C) flatworms
D) mollusks
E) annelids
Correct Answer:
Verified
Q38: Which animals have a collagen cuticle, a
Q39: A major explosion of animal diversity in
Q40: Which statement most accurately describes incomplete metamorphosis?
A)A
Q41: Arthropod success cannot be attributed to which
Q42: Where are nematocysts located on a cnidarian's
Q44: The term 'coral bleaching' refers to _.
A)the
Q45: Wings enable insects to _.
A)utilize diverse resources
B)disperse
Q46: Most animals show _ symmetry.
A)bilateral
B)multilateral
C)no
D)radial
E)unilateral
Q47: What structures do barnacles use to capture
Q48: The most diverse animal phylum is the
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