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11 Cards in this Set
- Front
- Back
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Appendages
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Jointed structures of arthropods, such as legs, wings, or antennea
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Arthropods
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"Jointed foot" ;mostly insects and arachnids
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Crop
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Digestive sac in which earthworms store injested soil
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Echinoderms
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"Spiney skin" ;starfish, sea urchins, sand dollars, etc
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Exoskeletons
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thick, hard, outer covering that protects and supports arthropod bodies and provides places for muscles to attach
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Gizzard
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Muscular digestive system structure where earthworms grind soil and organic matter
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Metamorphosis
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Process where many insects change their body form to become adults; can be complete(egg, larvea, pupa, adult) or incomplete(eg, nymph, adult)
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Molting
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Shedding or replacing of an arthropod's exoskeleton
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Radula
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In gatropods, the toungelike organ with rows of teeth used to scrape and tear prey
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Setae
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Britslelike structures on the outside of each body segment that helps segmented worms move
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Tube Feet
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Hydraulic hollow, thin-walled tubes that end in suction cups and enable echinoderns to move
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