Umbai cacing: Perbedaan antara revisi

*[[Karkinoid]]

 

*{{en}} [http://www.talkorigins.org/faqs/vestiges/appendix.html "The vestigiality of the human vermiform appendix: A Modern Reappraisal"] -- Argumen [[biologi evolusionaris]] bahwa umbai cacing itu organ vestigial