The variation is quite common among regenerated plants after tissue culture, and the frequency of mutation is very high.
这种变异在植物组织培养后的再生植株中常表现得非常广泛，而且变异频率非常高。
As compared with the conversational breeding, spaceflight mutation breeding is of high mutagenesis frequency, wide variation extent, short breeding period and more elite mutants, etc.
与常规育种相比，航天诱变育种具有诱变频率高、变异幅度大、育种周期短、有利突变体多等特点。
The Celts, by chance, had a high frequency of the ginger mutation, which was able to persist over time.
凯尔特人偶然发生了高频红发变异，并且该特征还会持续下去。
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