日期:
来源:雅诚德英语网
As Charles Darwin observed, natural selection operates whenever individuals of one genetic composition are better at reproducing than that of others.
正如查尔斯·达尔文(Charles Darwin)所观察到的那样,只要有一种基因组成的个体比其他个体更善于繁殖,自然选择就会起作用。