Which four features do humans share with tunicates?
a. notochord; dorsal hollow nerve cord; pharyngeal slits in the embryonic stage; jaws
b. vertebrae; lungs; amniotic egg; four-chambered heart
c. notochord; dorsal hollow nerve cord; pharyngeal slits in the embryonic stage; a postanal tail in the embryonic stage
d. notochord; vertebrae; lungs; amniotic egg
e. vertebrae; bony skeleton; lungs; amniotic egg
Ans: c. notochord; dorsal hollow nerve cord; pharyngeal slits in the embryonic stage; a postanal tail in the embryonic stage
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