the study of pedigree 谱系学方法
The two mutations were confirmed through restriction analysis and pedigree study.
两个突变通过酶切分析和家系调查得到进一步确证。
A pedigree study revealed that the genetic abnormality originates from his mother.
家系调查表明，其遗传变异来自母亲。
You have to study pedigree more to realize what is good pedigree and what is not.
你必须更多的学习血统来了解什么是优良血统，什么不是。
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