诱变育种可以改良某种性状，这是因为(　　)①后代性状较快稳定；②提高突变率，增加变异类型；③控制某些性状的基因突变成等位基因；④有利突变体数目多。_刷题宝

题干

诱变育种可以改良某种性状，这是因为(　　)
①后代性状较快稳定；②提高突变率，增加变异类型；
③控制某些性状的基因突变成等位基因；④有利突变体数目多。

A：①②

B：②③

C：①③

D：②④

上一题下一题 0.0难度选择题更新时间:2019-11-17 09:43:33

答案(点此获取答案解析）

B

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