Scientists have found a genetic mutation that appears to be the cause of Huntington's disease.
科学家们已经发现一个似乎是亨廷顿病病因的遗传突变。
If a copy of a gene is a bit different from the original, that's called a genetic mutation.
如果一个复制的基因与原来的有些许不同，那就叫做基因突变。
A genetic mutation causes people to be born without fingerprints, a new study says.
一项新研究表明，基因变异导致一些人生来无指纹。
To find out, they studied mice that were naturally obese because of a rare genetic mutation.
为此，他们研究因为罕见的基因突变而自然肥胖的老鼠。
But those changes are not passed on indefinitely, like a successful genetic mutation would be.
但这些变化并不能够像成功的基因突变一样永久地传下去。
Just one in 15,000 children is born with the condition, which is caused by a genetic mutation.
在每1.5万儿童中，有1人患有这种病症，该病症由遗传基因突变引起。
More clues are coming from lab mice that have a genetic mutation that allows them to partially regrow severed digits.
更多的线索来自实验鼠身上，基因突变使得它们部分地再生长出断掉的脚趾。
And then my health began to improve, thanks to a pill that targets a specific genetic mutation tied to my cancer.
接着，我的健康开始慢慢好转，这得归功于一种靶向药，专门针对跟我的癌症有关的某种特定基因突变。
A genetic mutation in our recent ancestors caused their descendants to have roomy skulls that accommodated larger brains.
我们祖先的一个基因变异使得他们的后代拥有能够容纳更大的大脑的头骨。
Early farmers selected out wheat that, due to a random genetic mutation, didn't shatter and was thus ideal for harvesting.
早期的农民拣出那些因随机的遗传变异而没有碎裂的小麦，由于不会碎裂，因而它们是收获的理想之选。
The genetic mutation of the NF1 leads to abnormal tumor suppression, leading to a variety of benign and malignant tumors.
NF 1基因突变导致肿瘤抑制异常，可发生各种各样的良性和恶性肿瘤。
Also, some shorter people possess a rare genetic mutation, known as the "Methuselah gene," that seems to extend their life spans.
但是恰恰是一些个子不高的人会有很少见的基因突变，也就是“高寿基因”，它可以延长寿命。
The two patients have a mild form of ALS caused by a single genetic mutation, and all of the cells in their body carry that mutation.
有两个病人由于单一的遗传突变导致轻微的肌萎缩性侧索硬化，他们身体中所有的细胞都携带这种突变。
All these situations can ring alarm bells, but they don't necessarily mean the breast cancer arose from an inherited genetic mutation.
所有这些情形都拉响了警报，但是并不一定意味着乳腺癌源于遗传性基因突变。
But those changes are not passed on indefinitely, like a successful genetic mutation would be. Instead, they are wiped out over a generation or two.
但这些变化并不像成功的基因突变一样，能够永久地遗传下去，实际上它们往往在一两代的时间里就会消失。
The sequencing of KATP channel genes, using genomic DNA extracted from the patient's peripheral white blood cells, revealed a genetic mutation.
从病人外周血白细胞中提取出的基因组dna的KATP的基因序列显示其中有一处基因突变。
The Chrysalids tackles the idea of genetic mutation, possibly caused by nuclear war, and the Kraken Wakes tells of a world drowned by rising sea levels.
《蛹》提出了可能缘于核战争的基因变异这个话题；而在《海龙苏醒》中，海平面不断上升导致了世界被淹没。
Cells with a growth advantage expand faster and dominate. However, this can come at the price of genetic mutation, so growing fast is not always desirable.
有生长优势的细胞能迅速繁殖，成为优势种群。但是，这通常是由基因突变引起，并不是我们所期望的正常生长。
Longo's research led him first to a particular type of genetic mutation and ultimately to the mountains of southern Ecuador to study people with Laron syndrome.
朗格首先发现了一种特殊的基因变异，然后顺藤摸瓜，找到了厄瓜多尔南部山区的一群有莱伦氏综合症的人。
Like other X-linked disorders such as color blindness and muscular dystrophy, genetic mutation causing a son's infertility could be passed from his mother.
像色盲，肌营养不良等X连锁的疾病一样，由遗传突变导致的不育可以从母亲传给儿子。
An international team of 16 scientists today reports the first direct measurement of the general rate of genetic mutation at individual DNA letters in humans.
近日，一个由16位科学家组成的国际性团队报道了首例人的个体DNA序列总基因突变速率的直接测量数据。
The first is some kind of genetic mutation that a child is born with followed by a trigger in childhood such as an infection that results in the disease, she added.
第一是儿童生来便带有的基因突变，接着需在儿童阶段有个触发事件，比如导致疾病的感染等。
In other words, it may be a particular genetic mutation of a serotonin-receptor gene, and not the employer's incentives, say, that is making people happier with their work.
换句话说，是血清素受体基因的某个特定遗传突变，而不是雇主的激励，使得人们对自己的工作更满意。
Some anthropologists suspect that humans of the era experienced a leap in mental abilities, fueled by random genetic mutation or the neurological nourishment of language and culture.
一些人类学家怀疑那个时代的人类在智力上可能经历过飞跃，也许是受随机基因突变的影响，或者在神经上受语言和文化的刺激。
Fragile X syndrome, a single genetic mutation on the X chromosome, is the most common source of inherited mental impairment, affecting one in every 4,000 boys and one in every 6,000 girls.
脆性X综合征，一个X染色体上的基因突变，是遗传性智力障碍最常见的来源，每4000名男孩和每6000名女孩中就有一名儿童患有该症。
Fragile X syndrome, a single genetic mutation on the X chromosome, is the most common source of inherited mental impairment, affecting one in every 4,000 boys and one in every 6,000 girls.
脆性X综合征，一个X染色体上的基因突变，是遗传性智力障碍最常见的来源，每4000名男孩和每6000名女孩中就有一名儿童患有该症。
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