Population genetics analysis, Detected by genotype frequency distributions of the polymorphic loci is associated with species.
群体遗传学分析发现，所检测到的多态位点基因型频率分布与品种相关联。
The MHC genes are highly polymorphic and the research hot point in the origin and evolution of species and the disease resistant breeding.
MHC中的基因具有丰富的多态性，是物种起源、进化和动物抗病育种的研究重点之一。
ISSR analysis with 18 primers to 12 wax apple(Syzygium samarangense Merr. et Perry)germplasm and 2 closely related species produced 459 unambiguous bands, out of them 435(94.77%) were polymorphic.
对12份莲雾资源和2个莲雾近缘种进行了ISSR分析，18条引物共扩增出459个位点，其中多态性位点435个（94.77%）。
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