The team sequenced the same piece of DNA - 10,000,000 or so letters or 'nucleotides' from the Y chromosome - from two men separated by 13 generations, and counted the number of differences.

这个小组以相隔了13代的两个男性为测试对象，在其Y染色体相同区域上选取长约10， 000， 000核苷酸片段进行了测序，并计算了两者之间的差异。

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Of the 12 differences, eight had arisen in the cell lines used for the work. Only four were true mutations that had occurred naturally through the generations.

在这12处差异中，8处已在以细胞系为研究对象的工作中发现，仅4处是由于传代而自然产生的真正突变。

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This paper puts forward some practical thinking on the basis of analyzing and comparing the similarities and differences of the thoughts of human rights of the leading cores of the three generations.

文章在分析比较三代领导核心人权思想的异同点的基础上，提出了若干方面的现实思考。

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However, as you move down the list of priorities, there are some interesting differences among the generations, GfK said.

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As important as the differences between generations may be, it is best to use your knowledge of those differences only as a template.

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It is wonderful to be back in Cooper Union, where generations of leaders and citizens have come to defend their ideas and contest their differences.

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