音标与读法

这里为大家介绍下mutation 是什么意思，希望能帮助到各位朋友。

音标：[ mju(:)"teiʃən ]

中英文翻译

n.

1.变化,变异,更换；【生物学】突变；突变种；【语言学】母音变化；【音乐】(提琴的)变换把位；变声；【法律】让受。

2.(人世的)浮沉,盛衰。

a change or alteration in form or qualities

(genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism

同义词：genetic mutation, chromosomal mutation,

(biology) an organism that has characteristics resulting from chromosomal alteration

同义词：mutant, variation, sport,

In genetics, a mutation is a change of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal genetic element. Mutations result from unrepaired damage to DNA or to RNA genomes (typically caused by radiation or chemical mutagens), from errors in the process of replication, or from the insertion or deletion of segments of DNA by mobile genetic elements.

例句与用法

1.Mutation are produced by a number of chemicals .

许多化学试剂能产生突变。

2.Spontaneous and induced mutation occur with animals viruses .

动物病毒的突变有自发突变和诱发突变。

3.If the heterocaryon does grow then the mutations are probably non-allelic .

如果异核体能够生长，那么突变就可能是非等位的。

4.Suppression is called intragenic when both mutations are within the same gene .

两个突变发生在同一基因内的抑制，叫基因内抑制。

5.Both frameshift and missense mutations can be suppressed by intragenic suppressors .

移码突变和异义突变都能被基因内抑制基因所抑制。

6.So far the discussion has centered entirely around mutation in the strict sense .

到目前为止，严格来讲，讨论完全集中于围绕突变问题上。

7.Genetic effects include inheritable changes resulting from mutations in reproductive cells .

遗传的影响包括再生细胞变异引起的遗传变化。

8.It was impervious to the shocks and mutations of timeit was an emblem of time itself .

它不受时代的冲击或变迁的影响，它自己就是时间的象征。

9.In the narrow sense, the hypothesis implies that mutations in genes result in mutations in enzymes .

在狭义上说，这一假说表示基因突变的结果导致酶的突变。

10.The physical conditions of each country, as well as the numbers and kinds of its inhabitants, have undergone many mutations .

每一地域内的物理条件和土著生物的种类与数目，都是曾经多次变动。

单词网DAnci.583316.COm