2026newtalk 國中生物單元八:人類的遺傳生命的俄羅斯輪盤—從孟德爾的豌豆到你的血型與性別

幽默介紹遺傳學的核心機制，從孟德爾對豌豆的研究揭開基因與性狀表現的數學規律。透過燈泡理論解釋顯性與隱性性狀的分子本質，說明其並非強弱之分，而是功能性蛋白產生的差異。進一步探討人類 ABO 血型的多樣性，展示共顯性現象以及基因突變如何決定紅血球的抗原呈現。針對性別決定機制，詳述 Y 染色體上的 SRY 基因如何主導胚胎發育方向，並藉此糾正歷史上對生男生女責任的誤解。最後透過歐洲皇室的血友病案例，闡述性聯遺傳如何使男性因缺乏備份基因而面臨較高的患病風險，深刻展現微觀基因如何改寫宏觀歷史。聽完後可以自主進行線上測驗，檢視學習成效喔~(需要登入gemini) 測驗網址 https://gemini.google.com/share/b9e4b745b264 Powered by Firstory Hosting

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2026newtalk 國中生物單元八:人類的遺傳生命的俄羅斯輪盤—從孟德爾的豌豆到你的血型與性別

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