Question

what is a dorsal nerve cord?​

Answer 1

The dorsal nerve cord is a unique feature to chordates, and it is mainly found in the Vertebrata chordate subphylum. The dorsal nerve cord is only one embryonic feature unique to all chordates, among the other four chordate features-- a notochord, a post-anal tail, an endostyle, and pharyngeal slits.

Answer 2

Answer:

a dorsal nerve chord helps in support. it is like a vertebral column