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是发生在个体与个体，个体与群体之间的抗争。
What happened in between individual and struggle between individual and group.
youdao
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然而人类个体的基因生来就是正常的，很少发生突变（变异）。
Most of an individual's genes, however, are inherently good.
youdao
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然而人类个体的基因生来就是正常的，很少发生突变（变异）。
Most of an individual's genes, however, are inherently good.
youdao