Vertebrates belong to phylum chordata because -----------
Correct answer: A. They have a vertebral column
- A. They have a vertebral column
- B. Their brain is enclosed by the skull
- C. The embryos have gills
- D. The body develops from 3 germinal layers
Explanation
The vertebrates have a vertebral column, something like the notochord. Vertebrates show all the characteristic features of the phylum Chordata, such as the notochord, dorsal nerve cord, pharyngeal slits and post-anal tail.
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