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谁知道生物上判断遗传方式的口诀
更新时间: 2020-10-11 00:00:00  

无中生有为显性,有中生无为隐性,显性遗传看女病,女病父正非半性,隐性遗传看男病,男病母正非半性。

生物遗传规律性强。首先应该判断是伴性遗传还是常染色体遗传,其次是显性和隐形判断。再结合图形特征,比如说隔代或无中生有等信息,由此可解出常规生物遗传题。

关键词: 知道 生物 判断 遗传 方式 口诀

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