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為甚麼女人會有月經？
17,801,929 views |
TED-Ed |
TED-Ed
• October 2015
Read transcript
觀看完整版本: http://ed.ted.com/lessons/why-do-women-have-periods 地球上有少數動物共同擁有一種看似神秘的特徵：月經週期。我們就是這地球上少數會月經來潮的哺乳類其中之一，而我們的月經來得更頻繁，雖然這會耗費營養亦可能造成身體不便。那麼這不尋常的生物過程有甚麼意義？TED-Ed娓娓道來月經的歷史和演化緣由。 課程內容：TED-Ed 動畫創作：TED-Ed
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women
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