Again a DNA fingerprint is made and compared with those on the dung map, in order to pinpoint the origin of the elephant.
然后测定其DNA指纹，并与从粪便提取的DNA指纹比较，以确定大象的来源地。
A world map hangs in my office, poked with colorful pins marking the countries of origin of my subjects: the diversity of the Bay Area's melting pot gives my column flavor.
我的办公室里挂着一张世界地图，上面用彩色别针的标着我采访的那些人的原籍：旧金山湾这个包罗万象的大熔炉给了我这个专栏的特色。
The phylogeny map of Fagopyrum species on the basis of RAPD was established, much helpful for understanding the interspecific systematical relationships and the origin of cultivated buckwheat.
建立荞麦属种间RAPD系统关系图，为荞麦属种间系统关系及栽培荞麦起源研究提供了重要证据。
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