未被发现的遗传变化？
A related report looked at genetic changes in cattle over time.
一份相关报道关注到了牛随时间发生的基因转变。
Cells that lack a working version of it gradually accumulate genetic changes.
缺乏它的一个工作版本的细胞们渐渐引起了基因的改变。
So far, we have discovered a large number of genetic changes that lead to obesity.
迄今为止，我们找到了很多导致肥胖的遗传突变。
Studies are rapidly revealing the genetic changes in cells that cause cancer and spur its growth.
更多的研究揭示出细胞的基因突变导致了癌症，刺激了癌细胞的生长。
It is not clear if this is due to genetic changes in the virus, however, or to other factors like the weather.
然而，目前尚不清楚的是，造成此现象的原因是病毒的基因变化还是天气等因素。
Chromosomes contain many genes, so mis-copies, breaks and omissions lead to tens of thousands of genetic changes.
染色体组包涵很多基因，太多的错误复制，损伤和遗漏会导致数以万计的基因改变。
Exactly how the genetic changes seen alter the effectiveness of the proteins involved remains to be determined.
基因变化具体是如何改变所涉及蛋白质的有效性仍有待确定。
Moreover, studies of modern human evolution suggest that several recent genetic changes are responses to such diseases.
而且近代人类进化的研究也表明人类最近的几次基因改变正是处于对这些疾病的反应。
In the process of this work, Wells noted that a swath of genetic changes occurred to our species around 12,000 years ago.
在追查的过程中，Wells发现了再大约一万两千年前发生在我们种族上的一列基因的突变。
He accepted the research was controversial because it involved making the genetic changes that could be passed down generations.
他承认，该项研究由于涉及可以会遗传给后代的基因改变，的确具有争议性。
Thousands of years of selective breeding have produced extensive genetic changes in the plants and animals we eat, not all of them good.
数千年的选择性培育已经造成了食用植物和动物广泛的基因改变，并非所有的改变都是好的。
Genetic changes that enable lactose tolerance have been detected not just in Europeans but also in three African pastoral societies.
实现乳糖耐受力的基因变化不仅仅只在欧洲，也在三个非洲的放牧社会被发现。
The proportion of lung cancer patients harboring these genetic changes is much greater when only nonsmokers are considered, he added.
带有这一基因变化的肺癌病人在非吸烟者中的比例要高的多，他补充说。
The genetic changes that the researchers produced in the fungi led to changes in the activity of important genes in the rice, they report.
报告称，研究人员对菌根真菌的基因改变导致稻米关键基因的活动产生了变化。
He also found that punctuated evolution explained about 22% of such genetic changes, with the remainder unfolding smoothly through time.
他还发现大约22%的遗传变化要通过间断式进化来解释，其余的则通过随时间渐进式进化来解释。
The nonphysical therefore plays an important role in guiding evolution, releasing karma, and fostering genetic changes for each species.
因而非物质在引领进化、释放业力和为每一物种培育遗传转变中起着重要的作用。
Of course, it’s much, much easier to work with mice than either chimps or people. So researchers introduced genetic changes into the mouse FOXP2.
因为在老鼠身上进行实验要比在黑猩猩或是人身上容易得多，所以研究者们在老鼠身上植入了人的FOXP2基因。
For the past 10, 000 years, it's been cultural changes that have shaped how humans have evolved and coped with their environments - not genetic changes.
在过去的1万年中，一直塑造着人类进化和如何应对环境的主要原因，基本上是靠人类的文化变革-而不是身体里的遗传基因变化。
It's not clear how permanent these genetic changes are, but previous data suggests that, at least in smokers, some of the alterations may be irreversible.
我们不清楚这些基因变化会维持多久，但是先前的数据显示，至少是在吸烟者的基因中，有些变化已经是不可复原的了。
They confirmed that while there were similarities, lung tumors from nonsmokers had many genetic changes different from the genetic changes seen in smokers.
他们的研究发现，无论是烟民还是不吸烟，还是曾经吸烟的人，尽管在基因上存在着相似性，但非吸烟肺癌患者与吸烟的肺癌患者突变的基因大不相同。
The genetic changes activated in GM may be numerous and subtle, and may produce gradual loss in productivity of GM varieties or unexpected toxic plant products.
遗传变化可能会多次和敏感的激活基因改造，并可能产生逐渐丧失生产力的转基因品种的或意外的有毒植物产品。
It turns out that coat color in cats may be associated with genetic changes that confer a defense against feline AIDS, and that in turn are linked to behavioral traits.
原来，猫的毛色很有可能与基因的变化有联系。基因变化使猫获得抵抗力抵挡猫艾滋，反过来也与猫的行为特征产生了联系。
A modern lamarckian theory emphasizing the importance of environmental factors in genetic changes and retaining the notion of the inheritance of acquired characters.
强调在遗传基因变化中环境因素的重要性和保留后天特性遗传的现代拉马克学说。
The study did not follow the subjects long enough to document what effect the genetic changes may actually have on the lung tissue, but Crystal says those studies are forthcoming.
这项研究还不能确定基因变化会对肺组织产生什么样的具体影响，但是克里斯多博士说关于此的研究会继续的。
The study did not follow the subjects long enough to document what effect the genetic changes may actually have on the lung tissue, but Crystal says those studies are forthcoming.
这项研究还不能确定基因变化会对肺组织产生什么样的具体影响，但是克里斯多博士说关于此的研究会继续的。
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