与有丝分裂相比,减数分裂过程中染色体最显著的变化之一是  A、

与有丝分裂相比,减数分裂过程中染色体最显著的变化之一是 

A、染色体平均移向细胞两极         B、同源染色体发生联会现象

C、着丝点分裂                     D、有纺锤体形成

答案

B

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