_:b663966018 . _:b663966018 . _:b663966018 . _:b663966018 "Similarity that is characterized by the organization of anatomical structures through the expression of homologous or identical patterning genes." . _:b663966018 . _:b663966018 . _:b663966018 . _:b663966018 . _:b663966018 . _:b663966018 .