_:b667764941 . _:b667764941 . _:b667764941 . _:b667764941 "Similarity that is characterized by the organization of anatomical structures through the expression of homologous or identical patterning genes." . _:b667764941 . _:b667764941 . _:b667764941 . _:b667764941 . _:b667764941 .