excision theorem

例句：

1. 1. The excision theoremstates that the number of genes in apopulation is directly proportional to the number ofindividuals in the population.
   截除定理表明，一个种群中的基因数量与该种群中个体的数量成正比。
2. 2. In thismodel, the excision theorem isused to describe how the removal of onegene can lead to the emergence ofnew traits.
   在这个模型中，截除定理被用来描述如何通过去除一个基因来引发新特征的出现。
3. 3. The excision theorem has beenwidely applied in genetics andevolution research, providing valuable insights intothe nature of genetic variation and evolution.
   截除定理在遗传学和进化研究中得到了广泛应用，为遗传变异和进化的本质提供了宝贵的见解。