What are the general characteristics of all vertebrates?
A. Include several animal phyla.
B. Have a backbone or spinal column.
C. Lack cephalization.
D. Include all chordates.
my answer is B is that correct
1 answer
Yes.
A. Include several animal phyla.
B. Have a backbone or spinal column.
C. Lack cephalization.
D. Include all chordates.
my answer is B is that correct
1 answer