路易十七的母亲玛丽·安托瓦·内特的亲属允许利用线粒体d NA技术，把他的心脏dna和他母亲的遗物进行基因比对，而线粒体d NA是从母亲遗传给其子女。
Bodily remains of Marie Antoinette maternal relatives allowed for genetic comparisons to the DNA in the heart using mitochondrial DNA, which is passed down from a mother to her children.
研究人员进行了双盲的比对实验，结果表明基因对多动的影响比吃糖大多了。
Researchers conducted double-blind studies with children and determined that genetics have a much greater influence on hyperactive dispositions than a sweet-tooth diet.
过去他一直在比对人和病毒的基因，看病毒是否能演化模拟出人的蛋白质。
He had been comparing the virus genes with human genes to see if the virus might have evolved to mimic our own proteins.
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