microevolution 的定义
Biology.
- evolutionary change involving the gradual accumulation of mutations leading to new varieties within a species.
- minor evolutionary change observed over a short period of time.
更多microevolution例句
- Biologists use the phrase “microevolution” to refer to changes within a group of organisms over a relatively short period of time.
- Benjamin Sarlin reads between the lines of her views on "microevolution."
- In doing so, however, she manages to obscure the extent of those creationist beliefs by citing her acceptance of “microevolution.”