Genealogy(家谱学)doesn’t often make news headlines, but in recent months it has

游客2024-02-23 31

问题    Genealogy(家谱学)doesn’t often make news headlines, but in recent months it has been a hot topic in newspapers worldwide. The reason? Genetics and genealogy have merged into an amazing new【S1】______field which allows us to prove family connections beyond all doubt. Nature Magazine recently reported that DNA testing was used to【S2】______the probability that Thomas Jefferson【S3】______the last child of Sally Hemmings. DNA【S4】______in 1997 established that Cheddar Man, Britain’s oldest complete skeleton buried over 9000 years ago, has descendants still living in Cheddar. Traditional genealogy research and DNA have even come together to identify the【S5】______of missing American servicemen. Now new research studies claim that we can use DNA not only to prove a【S6】______to an individual, but to actually determine our ancestry.
Dr. Scott Woodward and his research group at Brigham Young University in Provo, Utah, are among the【S7】______in this new research field. The Molecular Genealogy Research Group, under his direction, is using the genetic information【S8】______in DNA to reconstruct worldwide family trees. This study is based on the fact that each individual carries within them a【S9】______record of who they are and how they are related to all other people on earth, both living and【S10】______"We are a walking, living, breathing record of our ancestors," says Woodward. "Genealogy is really a genetic question."

A)unique          B)support
C)remains       D)fathered
E)pioneers       F)surviving
G)testing       H)emerged
I)research       J)relationship
K)practice       L)adopted
M)group          N)contained                                                                         O)dead [br] 【S4】

选项

答案 G

解析在上一句中有DNA testing提示。

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Genealogy(家谱学)doesn’t often make news headlines, but in recent months it has

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