• 목록
• 답변
• 글쓰기
• 게시판 리스트 옵션
  • 수정
  • 삭제

The Evolution Site

The theory of natural selection as the underlying principle of evolution is the unifying force in the current biology. It ties together disciplines that are as diverse as genetics microbiology, and palaeontology.

The study of evolution may be controversial and the misinformation that results can cause confusion about its basic concepts. This site explains the fundamental concepts.

What is Evolution?

Modern evolutionary theory focuses on the gradual and 에볼루션 코리아 cumulative changes that occur in populations over time. These changes are caused by natural selection, a process that increases the amount of organisms that have traits that are beneficial and enable them to live and reproduce in a particular environment. They produce more offspring as a result of their positive characteristics. This leads to a genetic change that can eventually lead to the creation of new species.

The term "evolution" is often associated with the notion of "survival of the strongest," which implies that people who are the most adapted to a particular set of environmental conditions will have an advantage over those who aren't well-adapted. This is only one of the many ways in which evolution can occur.

Another popular way to use the term "evolution" is to suggest that a species will progress from one state to the next. This type of view of evolution could be referred to as anagenetic, or cladogenesis. The definition of evolution that scientists have developed does not support this view. The evolutionary theory that scientists have developed change is based on changes that occur in populations over time. These changes are the result mutations which result in natural selection and 에볼루션 무료체험 genomic variation.

Charles Darwin was one of the scientists who supported this view. Alfred Russel Wallace who developed the macroevolution theory believed that this was only way the higher forms of living could have evolved.

A concept must be able stand against rigorous tests and evidence in order to be considered as a theory. The evidence for evolution has stood up to the test of time and has been backed by a myriad of studies across many sciences, from biology to geology, chemistry to astronomy. Evolution is a cornerstone of science and is believed by a majority of scientists across the globe. However, there are many misconceptions about the theory of evolution, and particularly the relationship it has with religion.

What is the Theory of Evolution?

Evolution is the scientific explanation for the way living things change over time. It relies on a number of well-established and observable facts: that more offspring are often produced than could possibly survive and that individuals differ from each other in their physical characteristics (phenotype); that different traits confer varying rates of survival and reproduction; and that traits can be passed on to future generations. These observations are backed by the increasing amount of evidence from molecular biology, palaeontology climatology, functional morphology and geology.

Charles Darwin and Alfred Russel Wallace independently conceived the theory of evolution by selection in the mid-19th century as an explanation why organisms are adapted their biological and physical environments. It is currently the most well-supported and most extensively tested theory in all of science. Its predictions have been proved out by the fact that, for instance complex organisms are more likely to have fewer genetic mutations than simpler ones. Additionally the more successful an organism is at being able to reproduce and survive and reproducing, the more likely it is to pass on its genes to the next generation.

Some people are against evolution because they believe it implies there is no purpose for life. However, a lot of scientists who are also religious like the famous Cambridge Palaeontologist Simon Conway Morris, believe that evolution is not just compatible with belief in God but can be enhanced by it (BioLogos 2014).

Many highly qualified evolutionary biologists have been involved in the development and testing the theory of evolution, which includes several revered evangelical Christian leaders. Many of these researchers contributed to the understanding a wide range phenomena, including genomics and phylogenetics and 에볼루션 바카라 also the formation and function fossils.

The term "theory" is often used in a wrong sense to mean a guess or speculation but in reality it is a scientific hypothesis that has been rigorously evaluated and refined over time. Scientists test their hypotheses by repeating the experiment or 에볼루션 observations that led to them. Thus, the theory of evolution has been repeatedly borne out, as have the related theories of Copernican, atomic and 에볼루션 코리아 germ theory.

What is the Process of Evolution?

The process of evolution is a gradual change in the genetic makeup of different individuals within a particular species over time. This change is a result of natural selection, which favors individuals who are better adapted to their environment. The better-adapted individuals have a greater chance of survival and reproduction. As more individuals survive and reproduce, their genes become more prevalent in the population. This is sometimes called "survival of the most fittest."

According to evolution theory the mutations that cause genomic variation are what triggers evolutionary change. These mutations can occur at random or be affected by the environment. When mutations occur at random, the allele frequencies may vary from generation to generation. In contrast, when the mutation is beneficial it will increase the frequency of the allele, causing it to spread through the population.

These changes in allele frequency could lead to new species in the course of time. The new species may grow and evolve into newer forms. This process is called macroevolution. The creation of new species is usually caused by changes in the environment, that make certain resources accessible or creates new environmental challenges. The development of finches in the Galapagos Islands, for example, is due to the availability of new foods and the necessity to defend themselves against predators.

In a larger sense the term "evolution" refers to any change that takes place in the nature of organisms over time. This change can be subtle, like the development of new colors or a dramatic change, such as the development of an organ.

Scientists who believe in the theory of evolution generally agree on the importance of genetic changes in the process of generating evolution. They also agree that evolution is a process that happens in time, typically over a period of millions of years. However, they differ on the role of different factors in accelerating or retarding this process, such as the impact of environmental pressures, sexual selection and mutation bias. Despite these differences scientists believe that evolution is happening and that evidence for this is overwhelming.

What is the Evidence of Evolution?

Throughout the years since Darwin's time, scientists have gathered evidence to support Darwin's theory of evolution. This evidence comes from fossils that demonstrate the evolution of organisms over time. Other evidence is found in the similarities between living organisms, embryology, biogeography, genetics and comparative anatomy.

The main proof of evolution is in the evolutionary tree, which demonstrates how different species are related. Another evidence source is homologous structures, which have similar structure in different species but have distinct functions such as the wings of bats and birds. The fact that different species develop and adapt to the same environment is also evidence of evolution. For instance, arctic foxes and Ptarmigans wear white seasonal pelts that blend in with the snow and ice. This is a form of convergent evolutionary, which suggests that the species has common ancestors.

Another piece of evidence is the existence of vestige structures, which are unutilized parts of an organism which could have served a purpose in a distant ancestor. The human appendix, 에볼루션 바카라 for 에볼루션 바카라 무료 instance, is a vestige from an organ that was once used to digest food. Natural selection is a process that causes these structures to shrink as they are no longer utilized.

Scientists have also gathered additional evidence for evolution through observation and experimentation. The evidence for evolution can be grouped into six categories: directly visible small-scale changes, biogeographic distribution as well as comparative anatomy, fossil record, classification and genetics. Each of these provides compelling evidence that the evolution of life has taken place.

Although many people have misconceptions about the theory of evolution It is an empirical fact. It is not a speculative theory, but a powerful collection that is founded on decades of observation. Regardless of what people believe or don't believe about the theory of evolution scientists continue to study and collect new data to better comprehend the evolution of life on Earth. This information will help scientists to better understand how to avoid future global catastrophes and how to best utilize the resources on our planet. It will also allow us to better meet the needs of people on this planet.