1·It is probable that the nocturnal trades a way back in the ancestry of all mammals.
这种夜间的“交易”也许可以一直追溯到所有哺乳动物的祖先身上。
2·Even fully paid-up members of the Enlightenment, people who would not for a moment deny humanity's simian ancestry, are often sceptical.
即使是完全信赖启蒙运动的成员，那些一刻也不否认人类猿类祖先的人们，也常常持怀疑态度。
3·That all life is related by common ancestry, and that populations change form over time, are the broad strokes and fine brushwork of evolution.
所有生命共有祖先，随着时间的流逝，物群形式改变了，这些都是进化留下的明显痕迹和完美风格。
4·One is that the people of the Orkney Islands, to the north of Scotland, share some ancestry with Siberians, possibly because some ancestors of modern Orcadians ventured to Asia via the Arctic Circle.
其中之一是奥克尼郡岛，苏格兰的北部，跟西伯利亚人分享部分祖先，可能是现代奥克尼郡人的祖先曾去亚洲或北极圈冒险。
5·Gingkos have no close living relatives, and their ancestry can be traced all the way back to the Jurassic period.
银杏有没有活着的近亲，它们的祖先可以一直追溯到侏罗纪时期。
1·What is skeptical observers' opinion on ancestry testing?
持怀疑态度的观察者们对血统检测的看法是什么？
2·In the paper, he and his colleagues used the example of cystic fibrosis, which is underdiagnosed in people of African ancestry because it is thought of as a "white" disease.
在这篇论文中，他和他的同事以囊胞性纤维化为例，它在非洲血统的人群中诊断不足，因为它被认为是一种“白人的”疾病。
3·She is an American of German ancestry.
她是德国血统的美国人。
4·But Pitanguy, whose patients often have mixed African, indigenous and European ancestry, stresses that aesthetic ideals vary by epoch and ethnicity.
但是病人常常有非洲人、土著人和欧洲血统的皮坦基强调，审美理想随着时代和种族而变化。
5·Dr Mark Shriver, who studies human origins at Penn State University, is interested in ancestry, variations in skin and hair colour, facial features and height.
宾夕法尼亚州立大学研究人类起源的马克·施莱佛博士感兴趣的是血统，皮肤和头发的颜色、面部结构和身高的变化。