chromosome arm染色体臂chromosomen.染色体chromosome of mulberry silkworm家蚕染色体chromosome numerical aberration染色体数目畸变chromosome unstability syndrome染色体不稳定综合征Chromosome nuclear type analysis染色体核型分析chromosome theory of inheritance染色体遗传学说chromosome in situ hybridization染色体原位杂交Chromosome pairing control system染色体配对控制体系chromosome balanced translocation染色体平衡易位chromosome mediated gene transferCMGTchromosome shape abnormality test染色体畸变试验