问题
填空题
乳糖操纵子的调节基因有()和()。
答案
参考答案:阻遏物基因(i基因);CAP基因
乳糖操纵子的调节基因有()和()。
参考答案:阻遏物基因(i基因);CAP基因
情景交际(有两项为多余项)。 | |
Jack: Hi, Anna. Do you know where Peter is? Ann: 1 Jack: Campaign? Ann: 2 Jack: Really? I really hope he can win this year. You know, he failed last year. Peter: Here you are, Jack. I need your help. 3 Jack: I think you should list your promises in the speech. Peter: 4 I'm a little nervous now. Jack: Don't worry. Everything will be OK. 5 They will make you look great! Peter: I will. They always bring me good luck.
|