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什么是减数分裂?
Meiosis is the process by which diploid cells divide to produce haploid daughter cells. In humans, each diploid cell contains 46 chromosomes, half…
减数分裂Ⅰ
Meiosis is a carefully orchestrated set of cell divisions, the goal of which—in humans—is to produce haploid sperm or eggs, each…
减数分裂Ⅱ
Meiosis II is the second and final stage of meiosis. It relies on the haploid cells produced during meiosis I, each of which contain only 23…
染色体互换
Unlike mitosis, meiosis aims for genetic diversity in its creation of haploid gametes. Dividing germ cells first begin this process in prophase I,…
不分离
During meiosis, chromosomes occasionally separate improperly. This occurs due to failure of homologous chromosome separation during meiosis I or…
从前期到中期二期小鼠卵母细胞进展的染色质传播制剂分析
Chromatin spread techniques have been widely used to assess the dynamic localization of various proteins during gametogenesis, particularly for…
利用荧光<em>原位</em>杂交 (fish) 监测中期和中期 I. 型<em>果蝇</em>卵母细胞的臂部凝聚状态
In humans, chromosome segregation errors in oocytes are responsible for the majority of miscarriages and birth defects. Moreover, as women age, their…
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