Postzygotic reproductive isolation occurs by the inviability of the hybrid offspring.
合子后生殖分离是由杂种后代的无性繁殖而引起的。
The Ecuadorian population examined by Kronforst and his colleagues shows the same white and yellow variation found in Costa Rica but has not yet reached a level of strong reproductive isolation.
通过科瑞·福特斯和他的同事的调查得出，厄瓜多尔的蝴蝶种群与哥斯达黎加的蝴蝶种群一样，都具有白色与黄色种群的变异，但是并未达到一种显著的生殖隔离的水平。
A principal challenge in testing the role of natural selection in speciation is to connect the build-up of reproductive isolation between populations to divergence of ecologically important traits.
检验自然选择在物种形成中的作用的一个主要挑战是，将生殖隔离的出现与有着生态学重要性的特征联系起来。
A principal challenge in testing the role of natural selection in speciation is to connect the build-up of reproductive isolation between populations to divergence of ecologically important traits.
检验自然选择在物种形成中的作用的一个主要挑战是，将生殖隔离的出现与有着生态学重要性的特征联系起来。
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