That, and the fact that the region of chromosome 15 under scrutiny has two other nicotine-receptor genes in it, suggests the situation may indeed be more complex.
就此，15号染色体上成为研究热点的这一区域存在另外两种编码尼古丁受体的基因，提示实际情况将更为复杂。
These proteins are encoded by genes that are grouped on a part of chromosome 6 called the major histocompatibility complex, or MHC.
这些蛋白是由位于6号染色体上的一段称为主要组织相溶性复合体基因，MHC编码的。
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。
One kind of simple and constant length distributed chromosome is proposed to substitute the complex and variable length tree structure chromosome for a particular kind of genetic programming problem.
对一类遗传程序设计问题，提出了简单等长的分布式染色体，取代复杂变长的树结构染色体，使演化算子操作更方便，个体复杂度得到有效控制。
The prophase of primary spermatocyte would appear synaptonemal complex, which should been the symbol that the homologous chromosome carried through the change of homologous gene.
黄颡鱼初级精母细胞的前期出现联会复合体，应是同源染色体之间进行同源基因交换的标志。
Methods: the chromosome were prepared with direct method, brief culture of cells and R-banding techniques, and the karyotypic analysis was performed on the base of complex classification.
方法：采用直接法、短期培养法和R显带技术制备染色体，根据复杂分类法进行染色体核型分析。
Methods: the chromosome were prepared with direct method, brief culture of cells and R-banding techniques, and the karyotypic analysis was performed on the base of complex classification.
方法：采用直接法、短期培养法和R显带技术制备染色体，根据复杂分类法进行染色体核型分析。
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