Single-gene disorder --- A disorder due to one or a pair of mutant alleles at a single locus.
由单个基因发生突变引起的遗传病。
Cross incompatibility in Zea mays is controlled gametophytically by a single locus. The gametophyte gene is located on chromosome 4 in maize.
玉米的杂交不亲和性是受单基因控制的，为配子体控制型，该基因位于玉米的第四染色体上。
These approaches ignore the possibility that effects of multilocus functional genetic units play a larger role than single locus effect in determining trait variability.
这些方法忽视了多座位的功能遗传整体比单个座位对性状变化产生更大的影响。
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