Darwinian natural selection rests on the premise that sometimes a small change in a single gene can prove beneficial if it allows organisms to fare better in their environment.
Darwinian natural selection rests on the premise that sometimes a small change in a single gene can prove beneficial if it allows organisms to fare better in their environment.
达尔文的天择说架构在一个前提之上，那就是单一基因上的小改变，有时可能会让生物更适应环境，因而对生物有益。