交叉互换
- 网络crossing over;cross exchange
交叉互换-
结论：大多数同源染色体以不同方式进行配对，交叉互换的数目也各不相同。
Conclusion : Homologues pairing in mice is in different ways , the number of chiasmata and crossing over is various too .
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现在的市况对它们有利，巴恩斯表示，利率和汇率较低，交叉货币基差互换（cross-currencybasisswap）颇具吸引力，需求也很旺盛。
Market conditions are currently in their favour , says Mr Barnes . Rates are low , the cross-currency basis swap is attractive and demand is solid .