gene

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数据源: ai_enrichment
基因是生物体内控制遗传特征的基本单位,由DNA序列组成,决定生物体的性状和功能。

用法要点

句型搭配

常用于描述遗传、变异或生物特征,如“have a gene for...”表示具有某种基因。

• have a gene for blue eyes
• carry a gene mutation
• pass on genes to offspring

介词用法

常与介词“for”连用表示特定基因,如“gene for intelligence”;在学术语境中可用“in”表示位置,如“gene in the chromosome”。

• gene for disease resistance
• gene in the DNA sequence
• gene on the X chromosome

语域说明

主要用于生物学、医学等科学领域,日常对话中可简化使用,但需避免过度技术化表述。

• scientific gene editing
• casual talk about family genes
• medical gene therapy

基础例句

My mom says I have her gene for curly hair.

我妈妈说我遗传了她的卷发基因。

Scientists are studying how genes affect our health.

科学家正在研究基因如何影响我们的健康。

He inherited a gene that makes him tall from his father.

他从父亲那里遗传了一个让他长得高的基因。

Do you think personality is influenced by genes?

你认为性格受基因影响吗?

高级例句

CRISPR technology allows precise editing of genes to treat genetic disorders.

CRISPR技术能够精确编辑基因以治疗遗传疾病。

The research identified a key gene involved in cancer progression.

这项研究确定了一个参与癌症进展的关键基因。

Gene expression profiling is used in personalized medicine to tailor treatments.

基因表达谱分析在个性化医疗中用于定制治疗方案。

Mutations in the BRCA1 gene increase the risk of breast cancer.

BRCA1基因的突变会增加患乳腺癌的风险。

高频搭配

verb

carry a geneinherit a geneexpress a genemutate a geneedit a gene

adjective

dominant generecessive genemutated genespecific genehuman gene

noun

gene poolgene therapygene expressiongene sequencegene mutation

adverb

genetically modifiedhighly expressed generarely mutated gene

preposition

gene forgene ingene ongene from

phrase

gene editing technologyfamily genesgenetic codegene bankgene drive

常见错误

❌ 错误:I have a gene of blue eyes.
✓ 正确:I have a gene for blue eyes.

错误使用了介词“of”,正确应用“for”表示特定基因,因为“gene for”是固定搭配,意为“控制...的基因”。

❌ 错误:Genes can decide everything about a person.
✓ 正确:Genes can influence many traits, but environment also plays a role.

错误地夸大了基因的作用,使用“decide everything”过于绝对;正确说法应强调基因和环境共同影响,用“influence”更准确。

近义词辨析

DNA

DNA是脱氧核糖核酸,是基因的化学物质基础;基因是DNA上具有特定功能的片段。基因更侧重于遗传单位,而DNA指整个分子结构。

Genes are made of DNA, but not all DNA sequences are genes.

heredity

heredity是遗传过程或现象,指特征从亲代传递给子代;gene是具体的遗传物质单位。heredity更抽象,gene更具体。

Heredity explains how traits are passed down, while genes are the units that carry this information.