One example of natural selection in bacteria is the development of antibiotic resistance. Which is the best example of natural selection 2 See answers Answer 3.6 /5 6. Examples of Natural Selection: 1. KVNGWilliam +12 o2z1qpv and 12 others learned from this answer Answer: the process whereby organisms better adapted to their environment tend to survive and produce more offspring. Coloration

Charles Darwin popularised the term "natural selection", contrasting it with artificial selection, which in his view is intentional, whereas natural selection is not. The proliferation of antibiotic-resistant bacteria is a major medical problem. It reduces the disorganizing effects of migration, mutation, and genetic drift by multiplying the incidence of helpful mutations, since harmful mutation carriers leave few or … a bird that can easily outcompete other birds for food and that can produce many eggs has a high. Many species have been studied who've adapted to their environment through adaptions in coloring. it forms new traits. 27. fitness. In the example of natural selection from the textbook where the drought in California dramatically shortened the growing season on the mustard plant Brassica rapa, what did evolutionary theory predict the response in the populations of this plant should be? Giraffes, lizards, and many other known species adapted to their environments through genetic... 2. For instance, if the smallest organisms get eaten, and larger organisms are totally protected, the population will tend to get much larger. Natural selection, process in which an organism adapts to its environment through selectively reproducing changes in its genotype. As a result, the workers in the colony will continue on, now under the direction of new masters,without ever realizing an invasion has taken place. allele frequency. When bacteria cause an infection and the individual is treated with antibiotics, any bacteria that have the antibiotic-resistance trait will survive while all others will die off. Once the... 3. Directional selection is a type of natural selection that occurs when one side of the spectrum of a certain trait is favored over the other. Any coffee table book about natural history will overwhelm you with full-page glossies depicting amazing adaptations produced by natural selection, such as the examples … 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. Natural selection results in organisms with different characteristics (caused by mutations and crossovers) thriving in different environments. Natural selection at work. Beside the Green and Gray Treefrog (our example above, showing adaptation through camouflage), there are many ways natural selection shapes organisms: Some bacteria can live at temperatures of 60°C (140°F) and higher.

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