The intestinal parasite Ascaris lumbricoides currently infects more than one billion people. Which group is it in?
A) flatworms
B) roundworms
C) annelids
D) cnidarians
E) arthropods
Correct Answer:
Verified
Q20: An animal with bilateral symmetry _.
A)has no
Q21: A flatworm moves nutrients and gases through
Q22: Elephantiasis is caused by damage of valves
Q23: Which animal group does not have tissues?
A)nematodes
B)sponges
C)echinoderms
D)flatworms
E)cnidarians
Q24: Arthropods usually detect chemicals in water or
Q26: In bilateral animals, _ is contained within
Q27: Which feature is a disadvantage of an
Q28: Animals with _ have a distinctive head
Q29: Spiders use which mouthparts for subduing prey?
A)mandibles
B)pedipalps
C)chelicerae
D)maxillae
E)labial
Q30: Four of the five answers listed below
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