常見例句雙語(yǔ)例句But those changes are not passed on indefinitely, like a successful genetic mutation would be. Instead, they are wiped out over a generation or two.但這些變化并不像成功的基因突變一樣,能夠永久地遺傳下去,實(shí)際上它們往往在一兩代的時(shí)間里就會(huì)消失。Cells with a growth advantage expand faster and dominate. However, this can come at the price of genetic mutation, so growing fast is not always desirable.有生長(zhǎng)優(yōu)勢(shì)的細(xì)胞能迅速繁殖,成為優(yōu)勢(shì)種群。但是,這通常是由基因突變引起,并不是我們所期望的正常生長(zhǎng)。Also, some shorter people possess a rare genetic mutation, known as the "Methuselah gene," that seems to extend their life spans.但是恰恰是一些個(gè)子不高的人會(huì)有很少見的基因突變,也就是“高壽基因”,它可以延長(zhǎng)壽命。權(quán)威例句They found a genetic mutation that seemed to indicate a bone marrow transplant was necessary.FORBES: Sequencing A Child's DNA -- And Convincing An Insurance Company To PayBut those changes are not passed on indefinitely, like a successful genetic mutation would be.ECONOMIST: Richard Dawkins under fireIts researchers are studying families with a genetic mutation that triggers the early onset of Alzheimer's.ECONOMIST: Alzheimer's disease 返回 genetic mutation