Post a New Question

Biology

posted by on .

All organisms in group 2(birds, fish, mammals, echinoderms, amphibians) except _______ are thought to share a common ancestor that possessed many of the same characterisitcs as the modern lancelets.

A)echinoderms
B)fish
C)amphibians
D)birds
E)mammals

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question