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Vor 3 Tagen · Learn how natural selection is the process that results in the adaptation of an organism to its environment by means of selectively reproducing changes in its genotype. Explore the factors that affect gene frequencies, the difference between natural and sexual selection, and the causes and consequences of extinction.
- The Editors of Encyclopaedia Britannica
Vor 3 Tagen · v. t. e. On the Origin of Species (or, more completely, On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life) [3] is a work of scientific literature by Charles Darwin that is considered to be the foundation of evolutionary biology.
- Charles Darwin
- 1859
Vor 6 Tagen · Charles Darwin (born February 12, 1809, Shrewsbury, Shropshire, England—died April 19, 1882, Downe, Kent) was an English naturalist whose scientific theory of evolution by natural selection became the foundation of modern evolutionary studies.
- Adrian J. Desmond
- Charles Darwin’s theory of evolution by natural selection is the foundation upon which modern evolutionary theory is built. The theory was outlined...
- Charles Darwin’s theory of evolution had three main components: that variation occurred randomly among members of a species; that an individual’s t...
- Growing up, Charles Darwin was always attracted to the sciences. In 1825 his father sent him to the University of Edinburgh to study medicine. Ther...
- Charles Darwin was born in England to a well-to-do family in 1809. His father was a doctor, and his mother—who died when he was only eight years ol...
- Charles Darwin’s theories hugely impacted scientific thought. But his ideas also affected the realms of politics, economics, and literature. More i...
2. Mai 2024 · Darwinism, theory of the evolutionary mechanism propounded by Charles Darwin as an explanation of organic change. It denotes Darwin’s specific view that evolution is driven mainly by natural selection. Learn more about the principles of Darwinism in this article.
- The Editors of Encyclopaedia Britannica
Vor 4 Tagen · Natural selection is differential reproduction. Demographic and ethnographic, historical and genetic evidence suggest that, over the course of our evolutionary past, members of H. sapiens varied in reproductive success. Selection for emotions and other adaptations underlying intrasexual and intersexual competition should have been ...
16. Nov. 2021 · Evolutionary biology is the study of this process, which can occur through mechanisms including natural selection, sexual selection and genetic drift.
Vor 4 Tagen · Population genetics is the study of the genetic composition of populations, including distributions and changes in genotype and phenotype frequency in response to the processes of natural ...
