同义词: crossing over crossover
以上来源于: WordNet
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 交换; 同源染色体断裂并相互再结合而导致染色体节段的交换 [biology] → see also linkage
Don't worry about crossing over the tracks.
不用为穿过铁道而担心。
Moose reached Isle Royale in Lake Superior by crossing over winter ice and multiplied freely there in isolation without predators.
麋鹿穿过冬天的冰雪,到达苏必利尔湖的皇家岛,在那里,它们没有天敌,自由繁殖。
It is believed to have originated in South America in the early 1900s, and later spread to Europe before crossing over to sub-Saharan Africa.
它被认为是在20世纪初起源于南美洲,后来传播到欧洲,然后跨越到撒哈拉以南的非洲。
So that crossing point actually occurs at a - c over 3b.
因此交点确实是/3b
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