The main drawback is that inbreeding can bring together couples with the same gene defects.
近亲繁殖的主要缺点在于集中了父母双方同样的基因缺陷.
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Objective To study the genetic variation and inbreeding of Xishuangbanna miniature pig.
目的分析版纳小耳猪近交系种群的遗传变异及近交程度.
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这主要是由于其有很强的萌蘖繁殖能力,这种无性繁殖方式降低了小种群中遗传漂变和近交对遗传多样性的影响,使七子花的遗传变异得到维持.
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Presumably they disperse to other areas, suggesting that inbreeding is unlikely.
我们猜想它们应该是四散到各地, 这也暗示著族群内可能不允许近亲交配.
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When they remain trapped within a relatively small area , they are in danger of inbreeding.
因为当它们无法走得更远时, 它们将面临近亲繁殖的危险.
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而且, 比较MHC可以取代比较血缘关系, 从而有助于近亲结合.
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The genetic basis of inbreeding depression cannot be explained by means of simple model.
近交衰退的遗传基础,不能以简单的模式来说明.
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总之, 该发现表明, 对于这种鱼类, 有点异乎寻常的是现行的近亲繁殖是有利的.
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The fix F suggests that A. is nearly outcrossing while the other two are marly inbreeding.
固定F表明华中铁角蕨接近随机交配,而另外两个种为近交.
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Exogamy prevents the ill effects of inbreeding and promotes evolution of human race.
其一,防止了近亲婚配所带来的不良影响,促进了人种的进化.
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In the 19th century, inbreeding nearly led to the extinction of the royal family.
19世纪，近亲婚配几乎导致皇室宗族灭绝。
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Endodeme is a deme composed of predominantly closely inbreeding but dioecious individuals.
同系同群种是由近亲繁育占优势,但雌雄异株的个体组成的同群种.
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同系交配的主要目的就是实现标准化，保持理想的遗传特性，并消除不良的特性。
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Inbreeding is a drawback from snitching most their employees from only one or two companies.
近亲繁殖是公司的一个大弊端,因为公司大多数职员都是从一个或两个公司招聘过来的.
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