_:b663277054 . _:b663277054 . _:b663277054 . _:b663277054 . _:b663277054 . _:b663277054 . _:b663277054 . _:b663277054 . _:b663277054 "Similarity that is characterized by the organization of anatomical structures through the expression of homologous or identical patterning genes." . _:b663277054 .