杂交育种需要选育能够稳定遗传的个体,淘汰不需要的个体.如果从一杂合的亲本中选育某一显性性状(该性状是单基因控制的),每次自交后都淘汰掉隐性个体,则需经多少代连续自交能使稳定
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/11 19:04:50
![杂交育种需要选育能够稳定遗传的个体,淘汰不需要的个体.如果从一杂合的亲本中选育某一显性性状(该性状是单基因控制的),每次自交后都淘汰掉隐性个体,则需经多少代连续自交能使稳定](/uploads/image/z/1426470-6-0.jpg?t=%E6%9D%82%E4%BA%A4%E8%82%B2%E7%A7%8D%E9%9C%80%E8%A6%81%E9%80%89%E8%82%B2%E8%83%BD%E5%A4%9F%E7%A8%B3%E5%AE%9A%E9%81%97%E4%BC%A0%E7%9A%84%E4%B8%AA%E4%BD%93%2C%E6%B7%98%E6%B1%B0%E4%B8%8D%E9%9C%80%E8%A6%81%E7%9A%84%E4%B8%AA%E4%BD%93.%E5%A6%82%E6%9E%9C%E4%BB%8E%E4%B8%80%E6%9D%82%E5%90%88%E7%9A%84%E4%BA%B2%E6%9C%AC%E4%B8%AD%E9%80%89%E8%82%B2%E6%9F%90%E4%B8%80%E6%98%BE%E6%80%A7%E6%80%A7%E7%8A%B6%EF%BC%88%E8%AF%A5%E6%80%A7%E7%8A%B6%E6%98%AF%E5%8D%95%E5%9F%BA%E5%9B%A0%E6%8E%A7%E5%88%B6%E7%9A%84%EF%BC%89%2C%E6%AF%8F%E6%AC%A1%E8%87%AA%E4%BA%A4%E5%90%8E%E9%83%BD%E6%B7%98%E6%B1%B0%E6%8E%89%E9%9A%90%E6%80%A7%E4%B8%AA%E4%BD%93%2C%E5%88%99%E9%9C%80%E7%BB%8F%E5%A4%9A%E5%B0%91%E4%BB%A3%E8%BF%9E%E7%BB%AD%E8%87%AA%E4%BA%A4%E8%83%BD%E4%BD%BF%E7%A8%B3%E5%AE%9A)
xTNW>YKkREjn6Td m&
67_М33OBQEmytfϞZk=rs&g^{^[Ygz^ÃʙҙDɇkOHL(^>MޒgԧIg/֮I[=KIƥCܙ1)tĮ7'%{eٜ ;;Sov}Z Ogp阂!'vչŎpUr
tƙWoP[u
Wl RV@