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。
CONCLUSION: Distribution of frequency of mutation at 54 Thr of IFABP gene is not associated with race, but possible associated with age and high-fat eating habit.
结论：IFABP基因54位点突变频率分布与种族无关，而可能与年龄、高脂饮食习惯相关。
There is high frequency of JAK2 V617F mutation in myeloproliferative disorders and it could be used as the diagnostic marker for myeloproliferative disorders.
JAK2基因V617F突变在骨髓增殖性疾病中有较高的检出率，可作为骨髓增殖性疾病特异性诊断指标。
There is high frequency of JAK2 V617F mutation in myeloproliferative disorders and it could be used as the diagnostic marker for myeloproliferative disorders.
JAK2基因V617F突变在骨髓增殖性疾病中有较高的检出率，可作为骨髓增殖性疾病特异性诊断指标。
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