18. Use the diagram at right to answer the following question: The bone pair at A indicate __?__
A) homologous structures.
B) analogous structures.
C) vestigial structures.
D) heterogeneous structures.
18. Use the diagram at right to answer the following question: The bone pair at A indicate __?__
A) homologous structures.
B) analogous structures.
C) vestigial structures.
D) heterogeneous structures.
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