排列3

凝胶电泳误差源

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电泳如何工作

DNA可以使用凝胶电泳进行分析。
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样品污染

微量移液器通常用于将样品注入凝胶。
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凝胶,电流和缓冲液问题

电源稳压器用于保持凝胶电泳中的电压稳定。
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正确的可视化

可视化凝胶中的每个条带代表一组大小相同的DNA片段。
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**重要的是,凝胶**正确可视化。如果用于可视化样品的染料或放射性探针的浓度太高,则生成的图像将非常混乱,因为残留碎片也将可视化。如果凝胶浓度太低,将无法可视化。在所有阶段都遵循正确的过程后,凝胶电泳仪将得出准确且可以放心使用的结果。与所有科学程序一样,凝胶电泳容易出错,但可以通过适当的准备和操作将其**小化。