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居群

名词解释题
2022-01-01 05:12
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正确答案

居群是同种生物在特定环境空间内和特定时间内的所有个体的集群。居群不是同种个体的简单集合,而是具有一定数量特征、空间特征和遗传特征的新的生命层次,居群是生物进化的基本单位。居群在生态学上称种群。


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