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1·The bacterial artificial chromosome (BAG) library is the basic tool for the genome research.

基因组文库是进行基因组研究的基础工作之一。

2·Objective: To set up a kind of improved method of construction of bacterial artificial chromosome (bac) library.

目的：建立一种改进的更简便、易操作的细菌人工染色体(BAC)文库构建方法。

3·Bacterial artificial chromosome (BAC) is a kind of vector system used to construct large fragment insert libraries of genome DNA in human, animals and plants.

细菌人工染色体(BAC)是一种承载dna大片段的克隆载体系统，用于人、动物和植物基因组文库构建。

4·Further indicated that, the above three conditions completely conform to the construction cotton mitochondrial DNA bacterial artificial chromosome library requirement.

进一步表明，上述的三个条件完全符合构建棉花线粒体基因组细菌人工染色体文库的要求。

5·Bacterial artificial chromosome (BAC) libraries are the most convenient, reliable and widely used genomic libraries in genome research of organisms with highly complex genomes.

细菌人工染色体(BAC)文库是复杂基因组生物的基因组研究中最方便、最可靠、应用最广的文库。