Evolution acts on mutations that naturally arise within the genome and are shaped both by intrinsic genomic features and by the cellular environment. We catalog the mutations arising in a heterozygous ...

Charles Darwin and Alfred Russel Wallace based their insight that organisms evolve by natural selection on four principles 1,2: first, that organisms have “individual variations” that are faithfully ...

Microevolution may determine both the safety and efficacy of classical biological control. Despite a growing body of literature, there are several key unanswered questions regarding the role of ...

The recently discovered skull of an ancient human relative reveals that the species underwent dramatic changes in a short period of time, a phenomenon known as microevolution, a new study finds.

Ever since the Modern Synthesis, a debate about the relationship between microevolution and macroevolution has persisted - specifically, whether they are equivalent, distinct, or explain one another.