microevolution
/ˌmaɪkroʊˌɛvəˈluːʃən/
noun
- Small changes in the genes of a population of living things over a short period of time, often within a single species.
- The color change in the moth population is a clear example of microevolution.
- Microevolution can happen quickly in animals that reproduce fast, like fruit flies.
- Scientists study microevolution to see how bacteria become resistant to antibiotics.
Antonyms