| 单词 | vertebrate |
| 释义 | vertebrate (vɜːʳtɪbrɪt ) Word forms: vertebrates countable noun [oft NOUN noun] A vertebrate is a creature which has a spine. Mammals, birds, reptiles, and fish are vertebrates. Both groups share two attributes normally associated with vertebrates. ...the ears of vertebrates. Collocations: vertebrate evolution He has also put forward a theory of vertebrate evolution in animals. Retrieved from Wikipedia CC BY-SA 3.0 The emergence of neural crest was important in vertebrate evolution because many of its structural derivatives are defining features of the vertebrate clade. Retrieved from Wikipedia CC BY-SA 3.0 Over the course of vertebrate evolution, a number of positions have been chosen for placement of the third hydroxyl group. Retrieved from Wikipedia CC BY-SA 3.0 Some of the best derived models of early vertebrate evolution have been sharks, skates, and rays (collectively chondrichthyes). Retrieved from Wikipedia CC BY-SA 3.0 Although the same basic components are present in all vertebrate brains, some branches of vertebrate evolution have led to substantial distortions of brain geometry, especially in the forebrain area. Retrieved from Wikipedia CC BY-SA 3.0 |
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