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【单选题】
2017年初,我国科学家完成了酿酒酵母16条染色体中的4条的人工合成,开启了人类“设计生命、再造生命和重塑生命”的新纪元。下列有关分析正确的是( )A.
正常情况下,酿酒酵母细胞可能会出现32个以上的DNA分子
B.
姐妹染色单体中含一个亲代DNA分子和一个子代DNA分子
C.
人工合成染色体,需要核苷酸、氨基酸、磷脂和ATP等原料
D.
酵母菌细胞有复杂的生物膜系统,氨基酸的脱水缩合在此进行
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【单选题】听力原文：M: Well, madam, the first and the most important thing I have to tell you is that there is really nothing seriously wrong with you, physically that is. The analyst's report shows that basically y...
A.
physically ill.
B.
mentally ill.
C.
fit.
D.
nervous.
【简答题】In Africa, when the antelope wakes up every morning, the first thing 31. comes into his mind is, “I must be able to run 32. (fast) than the fastest lion, 33. I wi...
【简答题】p级数，当______时发散；当______时收敛。2．p级数 ，当______时发散；当______时收敛。
【单选题】听力原文：M: Well, madam, the first and the most important thing I have to tell you is that there is really nothing seriously wrong with you, physically that is. The analyst's report shows that basically y...
A.
The patient is physically ill.
B.
The patient is mentally ill.
C.
The patient is basically fit.
D.
The patient is nervous.
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