All Animals with Tissues Have

Q27: How does the skeletal system of an

Q42: A clam is a(n):<br>A)arthropod.<br>B)mollusk.<br>C)chordate.<br>D)echinoderm.<br>E)arachnid.

Q43: The low energy demands of nematodes allow

Q44: Which of the following animal phyla is

Q46: Which cnidarian is the basis of an

Q48: What characterizes a free-living flatworm?<br>A)tubular gut<br>B)hooks<br>C)cuticle<br>D)eyespots<br>E)coelom

Q49: Anemones have no:<br>A)endoderm.<br>B)mesoderm.<br>C)ectoderm.

Q50: The Trichinella worm, which causes trichinosis, is

Q51: Chordates and echinoderms are both protostomes. True

Q52: A cnidarian that builds a calcium carbonate