neutral allele

例句：

1. 1. The scientists found that the neutral allele was responsible for the disease.
   科学家发现，中性等位基因是导致这种疾病的原因。
2. 2.The researchers are trying to identify the neutral alleles in the genome.
   研究人员正在尝试在基因组中识别中性等位基因。
3. 3.The study revealed that the neutral allele could be a key factor in determining the genetic makeup of an individual.
   研究发现，中性等位基因可能是决定个体遗传特征的关键因素。