inbreeding

1. But there is an equally important downside : inbreeding .

但是同样重要的，其不利面：近亲繁殖。

2. Inbreeding rate and its genetics effect in uygur of turpan .

吐鲁番市郊区维吾尔族的近亲结婚率及遗传学效应。

3. If the wolf population dwindles too much or if wolves survive only in isolated pockets inbreeding would endanger their future .

如果狼的数量逐渐变少-或者如果狼只能在孤立的小块地区生存-近亲繁殖将会危及他们的未来。

4. But in those nuclear families with higher levels of inbreeding , offspring had an estimated 5.4 percent reduction in fitness .

但是在那些存在高度近亲繁殖的核心家庭中，后代健康的几率估计下降了5.4%。

5. These survivors are all the progeny of just two males and four females , and display the lowered fertility and above-average infant mortality that goes with inbreeding .

这些幸存者均由2只雄虎和4只雌虎繁衍而来，繁殖能力明显减退，并且由于近亲繁殖其幼虎死亡率也超出平均水平。

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