The molecular markers of DNA_based polymorphism reveal the genetic variation at DNA level in laboratory, which have provided a powerful tool to genetic study.
以DNA核苷酸多态性为基础的分子标记技术，在DNA分子水平，实验室条件下，揭示性状的遗传差异，为遗传研究提供了有力手段。
Quail lines selected for high and low stress in Department of Poultry Science, LSU, USA were fingerprinted by RAPD analysis of genomic DNA to evaluate genetic polymorphism.
本研究对美国路易斯安那州立大学家禽系选育的高应激和低应激两个品系鹌鹑进行RAPD分析，评定其遗传多态性。
Objective To evaluate the genetic polymorphism of Serratia marcescens by randomly amplified polymorphic DNA (RAPD) method.
目的应用随机扩增DNA多态性（RAPD）技术对医院感染的粘质沙雷菌进行基因分型。
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