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Java Games: Flashcards, matching, concentration, and word search. |
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25.1 Vertebrate Origins
All vertebrates share common characteristics.
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| chordate | any animal having, at some stage in development, a notochord, a hollow nerve cord, pharyngeal slits, and tail |
| notochord | flexible skeletal support rod embedded in an animal's back |
| endoskeleton | internal skeleton built of bone or cartilage |
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BVNW |
Blue Valley Northwest High School |
| Overland Park, KS |
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