chromosomal disjunction

例句：

1. 1. Chromosome separation is crucial for the development of new cells.
   染色体分离对于新细胞的形成至关重要。
2. 2. During meiosis, chromosome separation occurs in a process called mitosis.
   在有丝分裂过程中，染色体分离发生，这个过程被称为减数分裂。
3. 3. The study of chromosome separation has led to important discoveries about genetics and evolution.
   染色体分离的研究导致了关于遗传学和进化的重要发现。