crossing-over

柯林斯詞典

crossing over

• 1. N the interchange of sections between pairing homologous chromosomes during the diplotene stage of meiosis. It results in the rearrangement of genes and produces variation in the inherited characteristics of the offspring 交換; 同源染色體斷裂并相互再結(jié)合而導(dǎo)致染色體節(jié)段的交換[biology] →see also linkage

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