这个遗传上的弹性暗示了——有一套核心基因和一套用于特殊环境的外围基因——这在过去的十年里已经在其他种属的细菌中得到证实。

The genetic flexibility this hints at-of a core set of genes and a penumbra of others useful in particular circumstances-has, over the past decade, been confirmed for many other species of bacteria.

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