Mating strategies based on pedigree relationship : inbreeding and outbreeding .
参照系谱关系之配种策略:近亲配种与远亲配种。
The rapd marker analysis of wheat outbreeding population due to selection differentiation .
小麦异交群体选择分化的rapd分析。
Mixing up mhcs makes the immune system more effective . The mhc is also thought to act as a proxy for general outbreeding , with all the hybrid vigour that can bring .
At the same time , however , the propensity to choose someone with slightly similar genes can also avoid the problem of outbreeding - the mixing of genes that are too different .
然而，与此同时，选择稍微相似基因的人为配偶也能避免远系繁殖___差异太大的基因组合问题。
However , the level of outbreeding in iceland has also increased markedly over that period , and dr helgason 's findings suggest that this , too , drives down average family size measured over the whole population by reducing the number of third and fourth cousin marriages .
