✔ 最佳答案
人類的尾龍骨, 心口毛, 腳趾甲(手甲可以搣橙, 腳甲除左用黎塗靚靚之外, 真係唸唔到有咩用喎. ) 都係由祖先進化而來的殘餘物.
2006-12-01 01:03:54 補充:
http://www.livescience.com/animalworld/top10_vestigial_organs.html記載: 十大無用器官 -- Brandon Miller10. The Wings on Flightless Birds 9. Hind Leg Bones in Whales 8.Erector Pili and Body Hair 7.The Human Tailbone (Coccyx) 6.The Blind Fish Astyanax Mexicanus
2006-12-01 01:05:29 補充:
5.Wisdom Teeth in Humans 4.The Sexual Organs of Dandelions 3. Fake Sex in Virgin Whiptail Lizards (Vestigial Behavior) 2.Male Breast Tissue and Nipples 1. The Human Appendix咁都得? 真係嘆為觀止!!