2. 外语
  3. People in a large area any possess the same DNA thread because______. The Molecular Genealogy Research Group is building a data

People in a large area any possess the same DNA thread because______. The Molecular Genealogy Research Group is building a data

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问题 People in a large area any possess the same DNA thread because______.
The Molecular Genealogy Research Group is building a database for the purpose of______.
选项 A、offering assistance in working out genealogy-related problems
B、solving many issues without relying on traditional written records
C、providing a pedigree chart of at least four generations in the world
D、confirming the assumption that all individuals are of the same origin
答案A
解析 细节题。由题干The Molecular Genealogy Research Group is building a database 可定位至第二段…help in solving many issues regarding genealogies that could not be done by relying only…(帮助解决仪靠…不能解决的宗谱方面的许多问题)，本题是该句的同义转述。
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大学英语四级

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