1. Heterozygosis is a genetic condition where an individual carries two different alleles for a particular gene.
杂合子状态是指一个个体携带某个基因的两个不同等位基因。
2. The presence of heterozygosis in a population can increase genetic diversity and improve adaptation to changing environments.
种群中存在杂合子状态可以增加基因多样性，并提高对变化环境的适应能力。
