A group of thousands of aspens can actually constitute a single organism, called a clone, that shares an interconnected root system and a unique set of genes.

一群成千上万的白杨实际上可以组成一个单独的有机体，被称为克隆，它们共享一个相互连接的根系和一套独特的基因。

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A haplotype is a group of genes that tend to travel through the generations as a block.

单体型是一组这样的基因，它们在遗传过程中能够以一个整体得到遗传。

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Another group under pressure is that of genes that affect the growth of bone.

另一组压力下的是影响骨骼成长的基因。

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An identical group of genes has since been found to determine that development in men.

ECONOMIST: Genetic science

For example, scientists believe they have found a group of genes which play a key role in the development of some bowel, uterine and ovarian cancers.

BBC: genetic testing

Meanwhile, Todd Golub at MIT and Harvard's Broad Institute has found a group of five genes involved in prostate cancer progression.

FORBES: Men, Cancer & Hope