Analysis by gel electrophoresis revealed slight differences in amino acid sequence of the enzymes of two of the four pairs.

经凝胶电泳分析，发现四对实验对象中有两对的酶的氨基酸序列略有差异。

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Instead of building each sequence individually, as is done now, we can literally make hundreds, each with subtle differences.

现在我们不用挨个的去建立每一个序列，我们可以一次建立数百个，每个之间都有精细的差别。

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The sequence of events shown in Figure 2 has only minor differences from the sequence in Figure 1.

图2显示的事件顺序与图1的顺序稍微有点不同。

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