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Java Games: Flashcards, matching, concentration, and word search. |
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Ch. 33 Comparing Chordates
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| A | B |
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| notochord | A longitudinal, flexible rod formed from dorsal mesoderm and located between the gut and the nerve cord in all chordate embryos |
| adaptive radiation | The emergence of numerous species from a common ancestor introduced into an environment, presenting a diversity of new opportunities and problems |
| ectotherm | An animal such as a reptile, fish, or amphibian, that must use environmental energy and behavioral adaptations to regulate its body temperature |
| endotherm | An animal that uses metabolic energy to maintain a constant body temperature, such as a bird or mammal |
| alveolus | One of the deadend, multilobed air sacs that constitute the gas exchange surface of the lungs |
| 1234 | 1234 |
| 1235 | 1235 |
| 1236 | 1236 |
| 1237 | 1237 |
| 1238 | 1238 |
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