form variation是什么意思 form variation怎么读
form variation的用法和样例
- Polygene is any of a group of nonallelic genes,each having a small quantitative effect,that together produce a wide range of phenotypic variation.
多基因是一种非等位基因，每一个基因都有很小量的效果，这些效果合在一起产生出很多种表现型变异。
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