自1985年克隆出了第一个冰核基因后，目前已经从冰核细菌中克隆了8个冰蛋白基因并完成了测序。

First active gene had been cloned by 1985. After that, the 8 ice genes had been gotten and sequenced in the past years.

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自1985年克隆出了第一个冰核基因后，目前已经从冰核细菌中克隆了8个冰蛋白基因并完成了测序。

First active gene had been cloned by 1985. After that, the 8 ice genes had been gotten and sequenced in the past years.

youdao