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mutation

美 [mjuˈteɪʃ(ə)n]英 [mjuːˈteɪʃ(ə)n]

n.变异；改变
网络突变；基因突变；变种

复数：mutations

mutation

权威英汉双解英-汉英-英网络释义

mutation

1.[u][c]（生物物种的）突变，变异a process in which the genetic material of a person, a plant or an animal changes in structure when it is passed on to children, etc., causing different physical characteristics to develop; a change of this kind

2.[u][c]（形式或结构的）转变，改变a change in the form or structure of sth

突变

　　突变（mutation）是遗传物质中任何可检测的能遗传的改变，但不包括遗传重组。突变是可以传递给子细胞，甚至延续给后代， …

变异

变异(Mutation)：在繁殖过程，新产生的染色体中的基因会以一定的概率出错，称为变异。变异发生的概率记为Pm 。

基因突变

一、突变基因突变(mutation)对于群体遗传组成的改变具有两个重要的作用：首先，基因突变本身就改变了基因频率，是改变群 …

变种

变字的解释---在线新华字典 ... 变质〖 denature;gobad;deteriorate〗变种〖 variety;mutation〗变子〖 varitron〗 ...

变化

雅思英语完整版_馆档网 ... muster 集合，检阅，集中 mutation 变化，变异，转变 mutter 轻声低语；怨言 ...

转变

电梯专业英语词汇（四） ... munsell color system 蒙塞尔色调 mutation 转变，更换 nameplate 铭牌 ...

发生突变

他们认为，因为在自然界，生物的基因在不断发生突变（mutation），基因突变导致生物性状发生变异。也就是说，基因突变是 …

突然变异

此时突然变异 ( mutation ) 也有引起部份的变化，在一般由母传给子同样也传给 mt DNA。一方面，对於核遗传子，子系由父及 …

例句：

"If every mutation out there was reported, it would be like reporting changes in the weather , " he said .

“倘若报告所有的突变，那就像报告天气的变化一样，”他说。

Two of the studies pointed to a genetic variation in the gene that is found commonly , and a third found a rare mutation of this same gene .

其中两项研究指出了该基因上的一种常见遗传变异，而第三项研究发现了该基因的一种罕见变异。

In a bacterial population exposed to a killer drug , a few lucky individuals might have a genetic mutation that kept them alive .

把细菌种群置于药物后，少数幸运的细菌可能发生了基因变异，从而使得它们存活下来。

So that is often performed as a confirmatory test to see if there is a specific mutation to whichever agent is being utilized.

因此，这种检测通常用作确证试验，用以探查是否有特异变异及这种变异针对何种药物。

The mutation itself is in a gene for a nerve-cell protein of a type known as an ion channel .

变异的基因是编码一种叫做离子通道的神经细胞蛋白质。

Only one of every 1, 000 people of American and European descent has this mutation inherited from both mother and father .

只有千分之一的美国人或是欧洲人可能继承父母的基因变异。

The existence of SRY and the point mutation may be the cause of the sex reversed deformity .

SRY 基因的存在及其突变可能是导致性反转畸形发病的原因。

Distribution of the FNP also suggests that this mutation may have occurred during the divergence of japonica from its wild ancestor .

该 FNP 的分布也表明该突变可能在粳稻从水稻祖先分化出来之前已经发生。

In this study , researchers found a connection between a mutation in sperm DNA and a form of dwarfism known as achondroplasia .

在这个研究中，研究者发现精子 DNA 变异和侏儒症（软骨发育不全）存在联系。

So people will try and get some sort of gene-based test to measure the expression-mutation of these kinases .

因此人们尝试着取得一些基因水平的测试蛋白激酶突变表达的方法。

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。

When scientists examined the pair 's DNA , they found a mutation in a gene called DEC2, which governs cell production and circadian rhythm.

科学家们通过检测这对 DNA 发现一个叫作 DEC2 发生了突变，而这个基因正是控制细胞分裂和生理周期的。

A single mutation might , at least theoretically , be enough to earn a small group of animals a species name.

就理论上来说，单一突变就可能足以让一小群动物成为一个新种。

We have a strong association between the presence of this virus and a genetic mutation that's been linked to cancer .

这个病毒与肿瘤遗传变异之间有很强的关联。

But the scientists found a spontaneous mutation that causes seedlessness in a cherimoya relative, the sugar apple.

但是科学家们在南美蕃荔枝的近亲 ——另一种番荔枝身上发现了引起无籽的自然转变。

A partial tandem duplication is a type of gene mutation that occurs when a section of a gene is repeated, like a stutter in the gene 's DNA.

部分串联复制是基因突变的一个类型，当一个基因片断重复时发生，就像停顿基因。

Since mesophyll cells photorespire, photosynthetic capacity of the mutant would not be affected by this mutation .

由於叶肉细胞可进行光呼吸，故突变型之光合作用能力不受到影响。

What is more , if there were a pandemic it would be only a matter of time before a drug-resistant mutation of the virus emerged .

更严峻的是，疫情爆发后一段时间，抗药性的突变病毒的产生也就只是时间的问题。

Inactivation of this enzyme due to a mutation of the DBH gene causes a selective (nor )-adrenergic failure of the sympathetic nervous system .

这种酶失活的原因是基因突变的基因根源胸径有选择性（或）肾上腺素失败的交感神经系统。

If there is no record in mutation at one MSA position , we say that position tends to be conserved .

一个排比的位置如果总是只能观察到一种胺基酸残基，我们就称它是保守性十分强的位置。

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