heterozygosity

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数据源: ai_enrichment
杂合性是指生物个体中某个基因座上存在两个不同等位基因的状态,是遗传学中的重要概念。

用法要点

句型搭配

通常作为名词使用,在句子中作主语或宾语,常与表示测量、评估或描述的动词搭配。

• The heterozygosity of the population is high.
• They measured the heterozygosity in the sample.
• High heterozygosity indicates genetic diversity.

介词用法

常与介词'in'连用表示在某个群体或样本中的杂合性,或与'of'连用表示所属关系。

• heterozygosity in the population
• heterozygosity of the gene
• levels of heterozygosity

语域说明

这是一个专业术语,主要用于生物学、遗传学、医学等学术领域,在日常对话中很少使用。

• In genetic studies, heterozygosity is often analyzed.
• The paper discusses population heterozygosity.
• Heterozygosity rates vary by region.

基础例句

In biology class, we learned that heterozygosity can affect an organism's traits.

在生物课上,我们学到杂合性会影响生物体的性状。

The scientist explained how heterozygosity contributes to genetic diversity.

科学家解释了杂合性如何促进遗传多样性。

Higher heterozygosity often means better adaptation to changing environments.

较高的杂合性通常意味着对变化环境更好的适应能力。

高级例句

The research paper analyzed heterozygosity levels in endangered species to inform conservation strategies.

这篇研究论文分析了濒危物种的杂合性水平,为保护策略提供依据。

In the genetic study, heterozygosity was calculated using allele frequency data from multiple loci.

在这项遗传学研究中,杂合性是通过多个基因座的等位基因频率数据计算得出的。

The team's findings showed reduced heterozygosity in isolated populations, indicating potential inbreeding effects.

该团队的研究结果显示,孤立种群的杂合性降低,表明可能存在近亲繁殖效应。

高频搭配

verb

measure heterozygositycalculate heterozygosityassess heterozygosityincrease heterozygosityreduce heterozygosity

adjective

high heterozygositylow heterozygositygenetic heterozygosityobserved heterozygosityexpected heterozygosity

noun

level of heterozygosityrate of heterozygosityheterozygosity analysisheterozygosity valueheterozygosity index

adverb

relatively high heterozygositysignificantly low heterozygositygenerally increased heterozygosity

preposition

heterozygosity in populationsheterozygosity of allelesheterozygosity across species

phrase

degree of heterozygosityloss of heterozygosityheterozygosity advantageheterozygosity estimation

常见错误

❌ 错误:The heterozygosity is high in this gene.
✓ 正确:The heterozygosity is high at this gene locus.

错误在于使用了'in this gene',杂合性是指基因座上等位基因的状态,应使用'at this gene locus'或类似表达来准确描述位置。

❌ 错误:Heterozygosity means the same as hybrid.
✓ 正确:Heterozygosity refers to having different alleles at a gene locus, while hybrid refers to offspring from different species or varieties.

错误地将杂合性与杂交混为一谈。杂合性是遗传学术语,指单个基因座上等位基因的差异;而杂交通常指不同物种或品种间交配产生的后代,两者概念不同。

近义词辨析

heterozygote

Heterozygosity是杂合性的状态或程度(名词,不可数),而heterozygote是杂合子个体(名词,可数)。

High heterozygosity in a population means there are many heterozygotes.

genetic diversity

Heterozygosity特指基因座上等位基因的杂合状态,是遗传多样性的一个具体测量指标;genetic diversity是更广泛的术语,包括多种遗传变异。

Genetic diversity includes factors like heterozygosity, allele richness, and phylogenetic distance.