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- DictionaryEv·o·lu·tion/ˌevəˈlo͞oSH(ə)n/
noun
- 1. the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
- 2. the gradual development of something, especially from a simple to a more complex form: "the forms of written languages undergo constant evolution"
Evolution is the change in the heritable characteristics of biological populations over successive generations. It occurs when evolutionary processes such as natural selection and genetic drift act on genetic variation, resulting in certain characteristics becoming more or less common within a population over successive generations.
EVOLUTION definition: 1. the way in which living things change and develop over millions of years: 2. a gradual process…. Learn more.
In biology, evolution is the change in the characteristics of a species over several generations and relies on the process of natural selection. The theory of evolution is based on the idea that all species are related and gradually change over time. Evolution relies on there being genetic variation in a population which affects the physical ...
Evolution is a process that results in changes in the genetic content of a population over time. There are two general classes of evolutionary change: microevolution and macroevolution....
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Define adaptation. Explain convergent and divergent evolution. Describe homologous and vestigial structures. Discuss misconceptions about the theory of evolution. Evolution by natural selection describes a mechanism for how species change over time.
Evolution 101. An introduction to evolution: what is evolution and how does it work? The history of life: looking at the patterns – Change over time and shared ancestors; Mechanisms: the processes of evolution – Selection, mutation, migration, and more; Microevolution – Evolution within a population; Speciation – How new species arise
Evolution is the way living organisms change over time, driven by natural selection. A revolutionary insight put forward by Charles Darwin in On the Origin of Species in 1859,...