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11 Cards in this Set
- Front
- Back
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Sponges
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o Stationary
o Only in water o Only animal where digestion happens solely in cells |
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ß Cnidarians
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o True tissues and gastrovascular cavity
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ß Flatworms
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o Beginning of nervous system
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ß Nematodes
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o Complete digestive tract
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ß Mollusks
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o Separate sexes
o Circulatory system |
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ß Bivalves
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Hard shell
Gills |
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ß Cephalopds
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o Large brains and sophisticated organs
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ß Annelids
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o Segmented worms
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ß Arthropods
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joints, exoskeleton
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ß Echinoderms
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o Endoskeleton
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Vertebrates
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o Vertebral column
o Jaws o Amniotic egg |
