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1·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。《柯林斯英汉双解大词典》

2·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。

3·Founder mutations are a class of disease-causing genetic mutations, each derived from its own ancestral founder in whom the mutation originated.

创始者突变是一类引起疾病的基因突变，每一种都源自其自身祖先的“创始者”。

4·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。

5·Still unclear is what genetic mutation or mutations lead to these malfunctions.

什么基因的突变或突变导致的这些机能障碍仍不清楚。

6·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。

7·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。

8·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。

9·But a genetic mutation leads to defective microglia, which drive the mice to perform the odd, self-mutilating behavior.

而有基因突变导致小胶质细胞产生缺陷，从而驱使实验鼠反复进行着怪异的自我残害的行为。

10·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。