First slide

Classification of Animals

Question

Which of the following is not a fundamental chordate character?

Easy

A

dorsal nerve cord
B

pharyngeal gill-slits
C

vertebral column
D

post-anal tail

Solution

Notochord, dorsal nerve hollow cord, pharyngeal gill-slits and post-anal tail are the fundamental chordate characters. Vertebral column is present only in vertebrates but not in all chordates.

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