生物,表现型比怎么算啊?这道题?人类的皮肤中含有黑色素,皮肤的颜色是由两对独立遗传的基因(A和a,B和b)所控制;显性基因A和B可以使和 检举|2012-03-23 19:44 提问者: 0米可0521 |浏览次数:13
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![生物,表现型比怎么算啊?这道题?人类的皮肤中含有黑色素,皮肤的颜色是由两对独立遗传的基因(A和a,B和b)所控制;显性基因A和B可以使和 检举|2012-03-23 19:44 提问者: 0米可0521 |浏览次数:13](/uploads/image/z/8179558-70-8.jpg?t=%E7%94%9F%E7%89%A9%2C%E8%A1%A8%E7%8E%B0%E5%9E%8B%E6%AF%94%E6%80%8E%E4%B9%88%E7%AE%97%E5%95%8A%3F%E8%BF%99%E9%81%93%E9%A2%98%3F%E4%BA%BA%E7%B1%BB%E7%9A%84%E7%9A%AE%E8%82%A4%E4%B8%AD%E5%90%AB%E6%9C%89%E9%BB%91%E8%89%B2%E7%B4%A0%2C%E7%9A%AE%E8%82%A4%E7%9A%84%E9%A2%9C%E8%89%B2%E6%98%AF%E7%94%B1%E4%B8%A4%E5%AF%B9%E7%8B%AC%E7%AB%8B%E9%81%97%E4%BC%A0%E7%9A%84%E5%9F%BA%E5%9B%A0%EF%BC%88A%E5%92%8Ca%2CB%E5%92%8Cb%EF%BC%89%E6%89%80%E6%8E%A7%E5%88%B6%EF%BC%9B%E6%98%BE%E6%80%A7%E5%9F%BA%E5%9B%A0A%E5%92%8CB%E5%8F%AF%E4%BB%A5%E4%BD%BF%E5%92%8C+%E6%A3%80%E4%B8%BE%7C2012-03-23+19%3A44+%E6%8F%90%E9%97%AE%E8%80%85%EF%BC%9A+0%E7%B1%B3%E5%8F%AF0521+%7C%E6%B5%8F%E8%A7%88%E6%AC%A1%E6%95%B0%EF%BC%9A13)
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