Second, sex acts to bring together currently deleterious mutations to create severely unfit individuals that are then eliminated from the population (sex aids in the removal of deleterious genes).

• 其次，有性生殖汇集现时的有害突变，产生严重不适宜个体，这些不适宜个体然后被淘汰出群体（性有助于消除有害基因）。