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10 Cards in this Set
- Front
- Back
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part of the cell that directs the work of the cell
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nucleus
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why is an earthworm's castings valuable?
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they enrich the soil
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a shoe shaped protozoan
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paramecium
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the leech, tapeworm, and roundworm are ____ worms
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parasitic
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pseudopods or false feet
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projections of protoplasm that an amoeba pushes out
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tissue that produces a mollusk's shell
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mantle
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arms of a sea star
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rays
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two matching shells joined by hinges which mollusks have
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bivalves
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the stages of a jellyfish
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larva, polyp, medusa
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name the group of mollusks the octopus, squid, and naufilus belong
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cephalopods
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