英 [mjuːˈteɪʃn] 美 [mjuːˈteɪʃ(ə)n]
n. （动物或植物的）突变，变异；（基因结构突变产生的）突变体，突变型；（形式的）转变，改变；语流音变，变音
复数mutations
(genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism
a change or alteration in form or qualities
变异-引用次数：356
DHPLC identified that 3 cases exemplars exist ATM gene mutation (10%).
DHPLC分析显示30例子宫内膜癌组织标本中检出3例标本存在八TM基因变异(10%)。
诱变-引用次数：213
Compared with differences among 2 KLG strains implanted by H+, N+, Ar+, the best mutation dose was determined.
比较了三种离子注入 2 KLG生产菌的差异 ,确定了最佳诱变剂量和最适注入离子。
参考来源一种新型诱变技术在Vc前体(2
变种
突变
语流音变-引用次数：9
On Mutation in speech,there are less changes in initials,more changes in finals; there are almost no phonetic tone-variation,but some semantic tone-variations and a lot of grammatical tone-variations in tones.
在语流音变方面,声母变化较简单; 韵母变化较复杂; 在声调方面,几乎没有语音变调,有不少语义变调,最突出的是语法变调。
参考来源湖口方言语音研究
元音变化；语音变异
异变-引用次数：3
Mutation of teachers’rights has both internal and external reasons.
教师权利“权力化”异变有内外两个方面的原因。
变异
变种
突变
变声
...的选择过程具有一定的惯性，同时这个过程也潜伏着突变的动力，从而不断的产生新变种或新特征选择（Selection）和突变（Mutation）是演化博弈的基本要素，也是其存在的基础，具体而言选择是指在整个博弈过程中，博弈的参与者都倾向于采用可以获得较高收益的策略...
变异（Mutation）：幼虫可以用一个全回合动作变形为一个茧一样的东西并开始变异为其他虫族单位，幼虫变异的新形态必须从虫族生物列表中选择，并且...
这个例子显示，教育问题和教学语言问题，是一个极度复杂和游离的问题，主事者的风险随时会转变方向，困难随时变种（Mutation）。
另外，随着分子生物学检测技术不断地进步，更多的实验 发现辐射旁效应会引起基因染色体等分子层面的变化，基因突变（Mutation）就 是非常重要的一种检测方法。
[遗]突变；变化；元音变化
variation / shift / diversification / turn
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。
Furthermore, the single copy of a founder mutation often confers a survival advantage on carriers.
此外，创始者突变的单一拷贝通常赋予携带者生存优势。
To test their theories, the scientists genetically engineered the mutation in mice.
VOA : special.2009.08.26
On Thursday, we'll look at why that allows you to do lots of things more conveniently than you can do without mutation.
周四我们会探讨下,为什么这种可变性会让你,在进行很多操作的时候方便了许多。
计算机科学及编程导论课程节选 : 麻省理工公开课
It's extremely powerful, but what we haven't seen yet is mutation.
这确实很强大，但是我们还没有说到可变性呢。
计算机科学及编程导论课程节选 : 麻省理工公开课
The mice with the mutation needed less sleep than normal mice.
VOA : special.2009.08.26
People who have this mutation need less sleep than others.
VOA : special.2009.08.26
The mutation that causes blue eyes reduces the expression of OCA2 and hence reduces pigment concentration.
WSJ: Matt Ridley on Human Culture's Effect on Genes | Mind & Matter
They found a genetic mutation that seemed to indicate a bone marrow transplant was necessary.
FORBES: Sequencing A Child's DNA -- And Convincing An Insurance Company To Pay
That's because most women don't have the mutation and because most breast cancer is sporadic.