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|  | Java Games: Flashcards, matching, concentration, and word search. |  |  
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Biology Chapter 10
Sponges, Cnidarians, and Worms |  
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 | radial symmetry | lines around a center point |  | bilateral symmetry | halves are mirror images |  | herbivores | plant eaters |  | carnivores | meat eaters |  | omnivores | eat plants and animals |  | invertebrate | animal without a backbone |  | vertebrate | animal with a backbone |  | sponge | simplest animal |  | cnidarian | carnivore with stinging cells |  | polyp | vase shaped with mouth on top |  | medusa | bowl shaped with mouth on bottom |  | flatworm | a tapeworm is one |  | segmented worm | a leech is one |  | roundworm | a hookworm is one |  
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