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19 Cards in this Set
- Front
- Back
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Have a segmented body, a tough exoskeleton, and joined appendages
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Arthropod
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has led to fewer body segments and highly specialized appendages for feeding, movement, and other function
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Evolution of arthropods
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include herbivores, carnivores, and omnivores
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arthropods feeding
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Arthropods breath using...
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tracheal tubes, spiracles, and book lungs
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Have an open circulatory system
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Arthropods
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Have a brain
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Arthropods
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Have hinged legs
crawfish: 5 pairs Grass hoppers: 3 pairs |
Arthropds
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Arthropods reproduce....
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sexually
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When they outgrow their exoskeletons, arthropods undergo periods of _______
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molting
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Have 2 pairs of antennaes, two or three body sections, and chewing mouthparts called mandibles
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crustaceans
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Spiders and their relatives include:
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horseshoe crab
Spider Mites and Ticks Scorpions |
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Starfish have an ______ skeleton
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internal
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have spiny skin, water-vascular system that fills with fluid and carries out essential body functions such as respiration, circulation, and movement
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Echinoderm
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have suction cup like structures called tube-feet that operate like a suction up. They have 5 part radial cemetry
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Echinoderm
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Pushes the Polaric stomach out through the mouth to digest
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Echinoderm
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uses a water-vascular system
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Echinoderm
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Excretes waste through the anus which is under the cardiac stomach
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Echinoderm
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Non develped nervous system
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Echinoderm
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External reproduction
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Echinoderm
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