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Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.
19. Okt. 2023 · Learn how natural selection is the process of adaptation and evolution through genetic variation and inheritance. Explore the evidence, examples, and history of natural selection with Charles Darwin and his book On the Origin of Species.
Erfahre, was Selektion ist, wie sie natürlich, sexuell oder künstlich wirkt und welche Beispiele es gibt. Lerne die Begriffe Fitness, Selektionsfaktor, Selektionsdruck und Bergmannsche Regel kennen.
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
Natural selection is one of the basic mechanisms of evolution, along with mutation, migration, and genetic drift. Darwin’s grand idea of evolution by natural selection is relatively simple but often misunderstood. To see how it works, imagine a population of beetles: There is variation in traits.
Learn how natural selection is a mechanism of evolution that causes species to change and diverge over time. Explore examples of adaptations, exaptations, survival of the fittest and Darwin's finches.
Learn how Charles Darwin proposed the theory of biological evolution by natural selection, based on his observations of the Galápagos finches and other organisms. Explore the key concepts of evolution, natural selection, and the tree of life with examples and diagrams.
