This can occur through a mutation in the gene's DNA sequence or through deletion of the gene.
这种缺失可能起源于基因的突变或者通过基因序列的缺失而产生。
2
Conclusion: This new method of DNA sequencedeletion mutation is simple and accurate. It could avoid new mutation in PCR process of traditional DNA manipulation method.
结论:该方法操作简单、精确,能够避免引入新突变,为DNA序列的缺失突变提供了一种新方法。
3
The difference of genome size between different insects is due to varieties of duplication of the genome sequence in the amplification, deletion and differentiation.