AP Biology MCQ
Animal Behavior
Members of which of the following animal groups were among the first to inhabit land and were ancestors of the reptiles?
Members of which of the following animal groups were among the first to inhabit land and were ancestors of the reptiles?
Members of which of the following animal groups were among the first to inhabit land and were ancestors of the reptiles?
A) Amphibia
B) Arthropoda
C) Aves
D) Mammalia
E) Echinodermata
Answer: A
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