alleles

Homozygote (homozygous) --- An individual or genotype with identical alleles at a given locus on a pair of homologous chromosomes.
在二倍体生物中，一对同源染色体上特定的基因座上有两个相同的等位基因的个体或细胞。
Furthermore, some characters were found to be associated with two or more polymorphic alleles, nearby in the same linkage group.
此外，还发现有一个性状与同一连锁群相隔很近的多个多态性位点关联的情况。
Genetic studies of cancer susceptibility have shown that most heritable risk cannot be explained by the main effects of common alleles.
癌症易感基因的研究表明，大部分来自于遗传的风险不能由共同等位基因的主要影响解释。
All of these recessive mutations, which are considered to be null alleles, exhibit defects in internode elongation.
被认为是无效等位基因的这些隐性突变都存在节间伸长缺陷。
Allelic heterogeneity --- In a population, there may be a number of different mutant alleles at a single locus.
等位基因异质性：一个基因有多种突变，孕育发生多种异常表型的现象。
Regardless of the taxonomic status of these populations, adaptive alleles may have introgressed from archaic populations into modern humans.
不论其分类地位的这些人口，自适应等位基因可能已经渗入从过时的人口融入现代人类。
Backcross breeding is a useful method to transfer favorable alleles from a donor parent into a recipient parent.
回交育种是把有利基因从供体亲本向受体亲本转移的一种有效方法，标记辅助选择可加速其进程。
A person with a pair of dissimilar alleles is a heterozygote.
如带有两个不相同的等位基因，则为杂合子。
Mining useful alleles is one of the main activities in plant breeding.
发掘和利用优异基因是植物育种的主要内容。
People have two versions (known as alleles) of each gene, one from each parent.
人有两种基因（等位基因），分别来自父母。