當(dāng)兩個等位基因不同時,稱之為雜合性的.When the two alleles are not identical , they are said to be heterozygous.自交雜合子有一半雜合性, 因此遠(yuǎn)系繁殖可以產(chǎn)生適應(yīng)能量更強(qiáng)的種群.Selfing heterozygotes halves the heterozygosity , and thus outbreeding maintains heterozygosit...