名词 allele:

1. (genetics) either of a pair (or series) of alternative forms of a gene that can occupy the same locus on a particular chromosome and that control the same character

allelen.等位基因Allele-test等位性鉴定allele center基因中心, 等位基因中心allelectronicadj.完全电子化的allele-shift基因频率改变, 基因易率Allele dropout等位基因丢失allele-trend基因频率改变趋势, 基因频率趋势allele linkage等位基因连锁allele specific等位基因专一的, 等位基因特异性的allele frequence等位基因频率allele deviation等位基因偏离

1. There can be more than two alleles for a gene.
   一个基因可能有两个以上的等位基因。
2. Risk from both alleles was confined to estrogen receptor-positie tumors.
   两种等位基因引起的乳腺癌仅限于雌激素受体阳性肿瘤。