Biology

Difference Between Darwinism and Evolution

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Main Difference

The main difference between Darwinism and Evolution is that Darwinism is the theory of evolution, which is based on the knowledge of natural selection, whereas evolution is the change of earlier form of the population into the recent form over some time.

Darwinism vs. Evolution

Darwinism gives the theory about evolution, while Evolution is the change in population after a long period. Darwinism theory is processed by natural selection, whereas Evolution is generally processed by gene flow, interbreeding, mutation, hybridization, natural selection, and genetic drift. The mechanism of Darwinism is that sexual reproduction is the main cause of arising of genetic variations such as by the crossing over and mixing of alleles; on the other hand, mechanism of Evolution arises through the struggle for existence, survival of the fittest, overproduction, genetic variations, and natural selection.

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Many noticeable changes happen in Darwinism within a little time; on the contrary, Evolution takes many time or millions of years to make things noticeable. Many examples which show Darwinism theory are light brown deer mice, short neck and long neck giraffes, light and dark peppered moths, etc.; on the flip side, many noticeable examples of Evolution are a decrease in human head size, shortening of the pinna, the disappearance of the tail bone coccyx in humans, etc.

Comparison Chart

DarwinismEvolution
The theory given by Charles Darwin about the evolution of organisms based on the idea of natural selection is called Darwinism.Over many successive generations, the change comes in the biological population in their inheritable features is known as evolution.
Significance
Gives the theory about evolutionThe change in population after a long period
Process
Processed by natural selectionProcessed by gene flow, interbreeding, mutation, hybridization, natural selection, and genetic drift
Mechanisms
Sexual reproduction is the main cause of arising of genetic variations such as by the crossing over and mixing of allelesArises through the struggle for existence, survival of the fittest, overproduction, genetic variations, and natural selection
Observation
Many noticeable changes happen within a little periodTakes many time or millions of years to make things noticeable
Examples
Light brown deer mice, short neck and long neck giraffes, light and dark peppered moths, etcThe decrease in human head size, shortening of the pinna, the disappearance of the tail bone coccyx in humans, etc
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What is Darwinism?

Darwinism is the theory that discusses the evolution of organisms based on the idea of natural selection given by Charles Darwin. Evolution is an initiative by the main mechanism of theory, which is natural selection. This mechanism of natural selection helps organisms to become accustomed well to their environment, which will give them a better chance to increase their population by reproducing more and survive within their environment.

The mechanism of Darwinism is that sexual reproduction is the main cause of arising of genetic variations such as by the crossing over and mixing of alleles. The main four concepts of Darwinism theory proposed by Darwin are the high rate of population growth, inheritance, variation, and reproduction, and different ways of survival.

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Firstly, because of gene flow, genetic drift, and mutation are the main cause of genetic variations among different individuals of the same population, and secondly, the possibility of reproduction of those individuals differs within their population. Then, this variation of reproduction within the specific population that is selected encourages the inheritance of the set of characteristics. In this way, only best-fitted features or phenotypes present in the population will inherit over the next generations.

Examples

Many examples that show Darwinism theory are light brown deer mice, short neck and long neck giraffes, light and dark peppered moths, etc.

What is Evolution?

Evolution describes that over many successive generations, the change comes in the biological population in their inheritable features. Evolution is driven by gene flow, genetic drift, and mutations along with natural selection. The sexual selection methods that are interbreeding and hybridization are the methods that are the main cause of evolution.

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The concept of evolution was also first fully described by evolution. Evolution happens in both scales, i.e., small scale or microevolution and grand scale or macroevolution. Microevolution is generally produced by natural selection, genetic drift, gene flow, and mutation. Macroevolution’s four arrangements are character change, extinction, speciation, and stasis.

Various species live as living fossils and do not alter even over time, and they are called as stasis. In character change, the analogous and homologous structures evolve. The extinction of species occurs during evolution. The emergence of new species occurs in individuals of a population either through reproductive isolation or geographical isolation in the term speciation.

Examples

Many noticeable examples of evolution are a decrease in human head size, shortening of the pinna, disappearance of the tail bone coccyx in humans, etc.

Key Differences

  1. Darwinism contributes to the idea about evolution founded on natural selection, while Evolution is generally the variation in population after a very lengthy period.
  2. Natural selection is the main idea that processes the Darwinism theory, whereas Evolution is usually handled by gene flow, interbreeding, mutation, hybridization, natural selection, and genetic drift.
  3. Sexual reproduction is the foremost reason of origin of genetic changes in the contrivance of Darwinism for example by the crossing over and mixing of alleles; on the other hand, the contrivance of Evolution originates by the struggle for existence, survival of the fittest, overproduction, genetic variations, and natural selection.
  4. Within a little period, various obvious variations could occur according to Darwinism; on the contrary, a lot of time or millions of years requires to take place Evolution and to make things observable.
  5. Light brown deer mice, short neck and long neck giraffes, light and dark peppered moths, etc. are particular organisms which show as examples of Darwinism theory; on the flip side, many visible examples of Evolution are a decrease in human head size, shortening of the pinna, the disappearance of the tail bone coccyx in humans, etc.

Conclusion

The above discussion concludes that Darwinism is the theory of evolution, which is based on the knowledge of natural selection, and changes in Darwinism can be seen within a little time whereas evolution is the change of earlier form of the population into the recent form over a while but takes millions of years to make things noticeable.

Janet White

Janet White is a writer and blogger for Difference Wiki since 2015. She has a master's degree in science and medical journalism from Boston University. Apart from work, she enjoys exercising, reading, and spending time with her friends and family. Connect with her on Twitter @Janet__White

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