制度的不统一，管理中的桎梏，致使这一地域空间自由变异演变，且呈现出无序、外向扩大态势。
The system is not unified and the management is vacant, which cause the freedom of this region space and the variation development. It presents disorder and the extroverted expansion situation.
基因变异的虫子向我们演示，自由基可以帮助触发身体的保护和修复机制。
The genetically modified worms demonstrated that the production of free radicals can help to trigger the body’s general protective and repair mechanisms.
许多变化源于基因的随机变异而非自由选择。我们可以称其为幸运者生存。
Much change is due to random genetic drift rather than positive selection. It could be called the survival of the luckiest.
许多变化源于基因的随机变异而非自由选择。我们可以称其为幸运者生存。
Much change is due to random genetic drift rather than positive selection. It could be called the survival of the luckiest.
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