Lungs First Evolved in Which Group

Q54: Which characteristic best describes vertebrates?<br>A) Vertebral column<br>B)

Q55: The tetrapods include:<br>A) fish, amphibians, reptiles, and

Q56: Which class of echinoderms has the greatest

Q57: Mammals descended from a group of reptiles

Q58: Adult tunicates develop which of the following?<br>A)

Q60: The coelacanth is found in the class:<br>A)

Q61: The most unique feature of the echinoderms

Q62: In which group did the amniotic egg

Q63: In vertebrates, neural crest cells give rise

Q64: Biologists agree that ancestors of ray-finned fishes