Exogenous DNA introduction is an effective way to the improvement of crops.
外源dna导入是改良作物的有效途径之一。
The frequency of variation and utilization of exogenous DNA introduction in rice breeding were also discussed.
同时讨论了外源DNA导入水稻的变异频率和在水稻育种中的应用前景。
It suggested that variation in the characters of watermelon be induced by exogenous bottle gourd DNA introduction.
初步认为西瓜的性状变异是供体瓠瓜dna导入的结果。
By the test of salt and drought resistance of wheat variation offspring produced by exogenous DNA introduction, four variation offspring strains were screened with better salt and drought resistance.
通过对导入外源dna的小麦变异后代进行抗旱性和耐盐性的鉴定，筛选到四个抗旱耐盐性较好的小麦新品系。
The genetic switch involves acetylation, the introduction of an acetyl group into a molecule at the DNA level of chromatin resulting in genetic transcription.
基因“开关”涉及乙酰化作用，也就是将乙酰基群在染色质的DNA水平上引入到分子中，由此完成基因转录。
Everyboday here has read Peter Baker 's' Introduction to DNA '.
这儿的每个人都读了彼得·贝克关于DNA的介绍。
With the method of polyacrylamide gel electrophoresis analysis of the peroxidase patterns in variant progenies of soybean obtained by introduction of DNA through pollen tube.
本文采用聚丙烯酰胺凝胶电泳的方法，对利用花粉管通道途径，导入外源DNA所获大豆变异后代，进行过氧化物酶酶谱分析。
The theory and current molecular breeding practice in flax was summarized, including direct introduction exogenous DNA(DIED), transgenic technology and molecular maker assisted selection.
综述外源DNA直接导入技术、转基因技术和分子标记辅助筛选的亚麻分子育种理论和研究概况；
This paper summarized the survey in studies of techniques for introducing exogenous DNA into plants and various methods of introduction. This technique has definite potentiality in crop improvement.
本文综述了近年来植物外源dna导入技术概况及各种具体的导入实施方法，指出该技术在作物改良上具有一定的潜力。
This paper summarized the survey in studies of techniques for introducing exogenous DNA into plants and various methods of introduction. This technique has definite potentiality in crop improvement.
本文综述了近年来植物外源dna导入技术概况及各种具体的导入实施方法，指出该技术在作物改良上具有一定的潜力。
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