判断题
电镜的波长与电压有关,电压越高,波长越短,分辨率越高。
【参考答案】
正确
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Because prokaryotic cells have neither mitochondria nor chloroplasts, they cannot carry out either ATP synthesis or photosynthesis.
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问答题
Discuss the following analogy(相似): “The differences between transporting a ligand by a channel or a carrier protein are like the differences between crossing a river by a bridge or a ferry(摆渡).
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