The founder effect here should be clear.

这是起决定性作用的因素，应该很清楚。

youdao

Genetic variation is major study content in conservation genetics. In small population, genetic variation loss because of bottleneck effect, inbreeding, founder effect, and genetic drift.

遗传变异性是遗传保护研究的主要内容，在小种群中，往往由于瓶颈效应、近亲繁殖、奠基者效应和遗传漂变等使得遗传变异性减少。

youdao

He quotes Google co-founder Larry Page to the effect that the "perfect search engine" will ''understand exactly what I mean and give me back exactly what I want."

他引用了谷歌的联合创始人拉里·佩奇的话，大意是说这个“完美的搜索引擎”将“准确地理解我的意思，并准确地反馈回我想要的东西”。

youdao

Dr. Atkinson figured that if a similar founder effect could be discerned in phonemes, it would support the idea that modern verbal communication originated on that continent and only then expanded elsewhere.

WSJ: Study Points to a Single, Original Language for All Humans

It is based on a piece of evolutionary theory called the founder effect, which shows how the isolation of small populations from larger ones can accelerate evolutionary change, because a small population's average characteristics are likely to differ from those of the larger group from which it is drawn.

ECONOMIST: The proper study of mankind

David Kirkpatrick, Techonomy founder and author of the The Facebook Effect, led a conversation about the fusion of user experience and monetization.

FORBES: Read All About It: The Facebook Effect