_:b662818203 . _:b662818203 . _:b662818203 . _:b662818203 . _:b662818203 "Historical homology that involves genes that diverged after a speciation event." . _:b662818203 . _:b662818203 . _:b662818203 . _:b662818203 . _:b662818203 . _:b662818203 .