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人工選擇

此條目可参照英語維基百科相應條目来扩充。 (2019年6月11日)若您熟悉来源语言和主题,请协助参考外语维基百科扩充条目。请勿直接提交机械翻译,也不要翻译不可靠、低品质内容。依版权协议,译文需在编辑摘要注明来源,或于讨论页顶部标记((Translated page))标签。
圖右方為經過人為育種之後產生的現代玉米,左方為原始的玉米。

人工選擇(英語:Artificial selection,又譯人擇)是指針對特定性狀進行育種,使這些性狀的表現逐漸強化,而人們不需要的性狀則可能逐漸消匿的過程。最早對此進行定義的科學家為查爾斯·達爾文,他以發生在馴養動物的人擇過程來闡述演化過程中的自然選擇(或稱天擇)機制。

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人工選擇
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