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| Four Charactersitics of All Animals |
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Definition
| multicellular, no cell wall, eukaryotic, heterotrph |
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| bodies arranged around a central point |
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| two halves that are about equal |
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| roundworms: inworms, hookworms, heartworms |
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| arachnids, crustaceans, centipedes, insects |
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| squid, octopus, clams, snails |
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| vertebrates: fish, amphibians, reptiles, birds, mammals |
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| tiny coiled stinger in a cnidarian |
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| head-footed, generally have tentacles |
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| exoskeleton of arthropods |
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| crustaceans front claws, used for catching food |
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| spiders, ticks, scorpions |
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| aquatic, lobsters, crabs, crayfish, shrimp, and barnacles |
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Definition
| 2 pairs of legs on a segment |
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Definition
| 1 pair of legs on a segment. carnivorous, poisonous |
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Definition
| changes taht occur as insects develop |
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Definition
| body in 3 parts, 3 pairs of legs. |
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