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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In the control group, 15 percent of participants had longevity-associated genes.

在控制组中，15%的参与者拥有与长寿相关的基因。

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Arabidopsis also shares genes with a group of more rudimentary life forms, the cyanobacteria.

ECONOMIST: The Arabidopsis genome

The red midrib and red fleck traits were found to be controlled by two closely linked dominant genes on linkage group (LG) B1.

FORBES: The Four-Leaf Clover Gene?

Though beaten to a patent maize plant by Dr Kindiger and his colleagues, they believe they may already have identified one of the genes the Oklahoma group is seeking, and that they are hot on the trail of the others.

ECONOMIST: Genetic engineering