当然,那里也有很多优秀的单性别学校,但正如这些谨慎的研究评论所表明的,使它们优秀的并不是单性别构成。
The most successful groups of land plants are those that evolved methods of fertilized sex cell dispersal that are independent of water and structures that protest developing embryos from drying out.最成功的陆生植物群体是那些进化出了受精性细胞散布方法的群体,这些方法不依赖于水和防止发育中的胚胎干涸的结构。