Which of the following does not have an anterior and posterior end?
Adult mammals Adult reptiles Adult birds Adult echinoderms Earth orbiting the Sun an erupting volcano peachleaf willow sensory neurons
A B C D E F G H
Animals with radial symmetry lack an anterior and posterior end.
Adult echinoderms lack an anterior and posterior end.
Which of the following does not have an anterior and posterior end? (A) Adult mammals (B) Adult reptiles (C) Adult birds (D) Adult echinoderms (E) Earth orbiting the Sun (F) an erupting volcano (G) peachleaf willow (H) sensory neurons