单词 | introgression |
释义 | introgressionn. 基因渗入 introgression in.tro.gres.sion AHD: [¹n”tr…-grµsh“…n] D.J. [7!ntr*6gre.*n]K.K. [7!ntr*6grW.*n]n.(名词)Infiltration of the genes of one species into the gene pool of another through repeated backcrossing of an interspecific hybrid with one of its parents.基因渗入:一物种的基因通过不断地与另一物种基因的亲代种间逆向杂交,而渗透进另一物种基因库的过程语源:1. From Latin intr½gressus [past participle of] intr½gred&9{º} [to step in] 源自 拉丁语 intr½gressus [] intr½gred&9{º}的过去分词 [进入] 2. intr½- [intro-] intr½- [前缀,表“在…内部”] 3. grad&9{º} [to step] * see ingress grad&9{º} [跨步] *参见 ingress继承用法:in”trogres“sive AHD: [-grµs“¹v] (形容词) |
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