which of the following is the smallest taxonomic grounp of animals having a cranium , vertabral column , ventral heart , pulmonary respiration and two
which of the following is the smallest taxonomic grounp of animals having a cranium , vertabral column , ventral heart , pulmonary respiration and two pairs of limbs
A. Gnathostomata
B. tetrapoda
C. vertebrata
D. chordata
5 views