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Biology Lab
Unit 4
| Term | Definition |
|---|---|
| arthropod | body plan consists of a segmented body, hard exoskeleton, and jointed appendages |
| open circulatory system | in which hemolymph is circulated into the spaces surrounding the tissues and organs |
| Chelicerata | sea spiders, horseshoe crabs, scorpions, ticks, mites, and spiders |
| Myriapoda | centipedes and millipedes |
| Hexapoda | insects and relatives |
| Crustacea | crabs, lobsters, shrimps, barnacles, and many others |