To map 100 mutants by this method would necessitate nearly 5,000 crosses.用这种方法来绘制100个突变型的遗传图就要做5000个杂交.Aspergillus Oryzae mutants . High pressure seems an efficient approach for mutagenesis.继各种化学制剂、各种射线诱变等方法之后, 高压不失为一种行之...
His success is in a manner of speaking our success, too.他的成功也可以说是我们的成功."You said she was a poor widow lady!" — "In a manner of speaking she is," Alison said.“你说过她是个可怜的寡妇！”——“从某种意义上说，她就是，”艾利森说。She would swear the same, in...