Question

main features of vertebrata

Answer 1

Vertebrates are differentiated by having a vertebral column. As chordates, all vertebrates have a similar anatomy and morphology with the same qualifying characteristics: anotochord, a dorsal hollow nerve cord, pharyngeal slits, and a post-anal tail.
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Answer 2

They have three main distinguishing features: The spinous process bifurcates into two parts, and so is known as a bifid spinous process. There are two transverse foramina, one in each transverse process.