问题
名词解释
启动子
答案
参考答案：
RNA聚合酶特异性识别和结合的DNA序列。
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启动子
参考答案：
RNA聚合酶特异性识别和结合的DNA序列。
| 用所给单词的正确形式填空。 | |
Then Tom hears his mother speaking, " Tom? Where are you now? " Tom talks 4______ his mum on the phone. " Mum, I'm at Steven's house. May I go skiing with him now? " " Now, Tom. It's time to have our supper." says his mum. " Oh! I am hungry. I'll go home now. Bye, mum. " Tom 5______ 6______ the phone. |