Solution:
All vertebrates are chordates. All chordates are not vertebrates because protochordates lack a vertebral column.
Chordates have dorsal hollow nerve cord.
All vertebrates have a cranium. Hence, Vertebrata is also called Craniata.
Which among the following is true?
All vertebrates are chordates. All chordates are not vertebrates because protochordates lack a vertebral column.
Chordates have dorsal hollow nerve cord.
All vertebrates have a cranium. Hence, Vertebrata is also called Craniata.