植物学家在培育抗虫棉时对目的基因作了适当的修饰使得目的基因在棉花植株的整个生长�育期都表达以防止害虫侵害这种对目的基因所作的修饰�生在 Template




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tomski植物学家在培育抗虫棉时对目的基因作了适当的修饰使得目的基因在棉花植株的整个生长�育期都表达以防止害虫侵害这种对目的基因所作的修饰�生在 coloring