Sister chromatid of plant and differentiate of chromosome .

植物姊妹染色单体及染色体的区分。

The distribution of sister chromatid exchanges between euchromatin and heterochromatin of cultured muntiacus muntjac peripheral lymphocytes .

赤麂外周血淋巴细胞常染色质和异染色质中姐妹染色单体交换的分布。

Sister chromatid exchange and chromosomal aberration of the residents eating the polluted chinese cabbage in qipan village , jilin area .

食用吉林地区棋盘村“污染白菜”居民的姐妹染色单体互换和染色体畸变。

Sister chromatid exchange --- the exchange of segments of dna between sister chromatids , either in the four-strand stage of meiosis or in mitosis .

姐妹染色单体交换：发生在姐妹染色单体之间的交换，可见于减数分裂的四分体时期或有丝分裂。

It is involved in processes such as homologous chromosome pairing , sister chromatid adhesion and separation , and some of the regulation initiated during anaphase .

参与了同源染色体配对、姐妹染色单体黏合、分离及分裂后期启动的调控等。