遗传变异是生物进化的基础。

Heritable variation is the basis of biological evolution.

遗传变异使得每个人都是独一无二的。

Heritable variation makes each person unique.

科学家们研究了植物中的遗传变异。

Scientists studied heritable variation in plants.

遗传变异可以导致不同的性状表现。

Heritable variation can lead to different trait expressions.

环境因素可以影响遗传变异的表达。

Environmental factors can influence the expression of heritable variation.

研究结果表明至少有10%—20%的基因活性方面的遗传变异归功于变异基因拷贝数方面的因素。

The results show that at least 10-20% of heritable variation in gene activity is due to CNVs.

遗传学研究基因和遗传变异。

Genetics studies genes and genetic variation.

科学家研究杂合子以了解遗传变异。

Scientists study the heterozygote to understand genetic variation.

遗传变异通常是由不同等位基因组合引起的。

Genetic variation is often caused by different allele combinations.

很多遗传变异是全球性的。

Most genetic variation is shared worldwide.