问题
名词解释
连接片段
答案
参考答案：
包含几个限制性酶靶位点的合成双链寡核苷酸。在重组DNA的重建中可加在准备用其它酶切割的DNA片段末端
。
搜题请搜索小程序“爱下问搜题”
连接片段
参考答案：
包含几个限制性酶靶位点的合成双链寡核苷酸。在重组DNA的重建中可加在准备用其它酶切割的DNA片段末端
。
| 补全对话 从方框中选择句子完成对话，使对话语义连贯，符合逻辑。 | |
| Mike: You look really fit, Peter. Do you exercise very often? Peter: Yes, 1 . And I lift weights for an hour every morning. Mike: You' re kidding! Peter: No, and 2 Mike: Wow! 3 . Peter: About five times a week. What about you? Mike: Oh, 4 . I usually just watch TV in my free time. What else do you like to do, Peter? Peter: Well, 5 . I play them three times every day.
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