small-scale hereditary changes in organisms through mutations and recombinations, resulting in the formation of slightly differing new varieties
Origin of microevolutionmicro- + evolution
Small-scale evolution consisting of genetic changes occurring usually within a single species and over a shorter period of time than in macroevolution.
- The term microevolution was introduced to distinguish small-scale patterns of evolution from extinction and large-scale factors, which are termed macroevolution.
micro- +"Ž evolution