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The Theory of Evolution The theory of evolution is based on the assumption that certain traits are passed on more often than others. These characteristics make it easier to live and reproduce for individuals, which is why their numbers tend to increase with time. Scientists are now able to understand how this process works. A study of the clawed-frog showed that duplicate genes could serve different functions. Evolution is a process that occurs naturally The natural process that leads to the evolution of organisms best adjusted to their environment is referred to as “natural selection.” It's one of the basic processes of evolution, along with mutation and migration, as well as genetic drift. The ones with traits that help survival and reproduction are more likely to pass these traits to their children, which results in gradual changes in gene frequencies over time. This results in the creation of new species and the transformation of existing species. In the 19th century, Charles Darwin formulated a scientific theory that outlined how biological organisms evolved over time. The theory is based on the notion that more offspring than could survive are produced and these offspring fight for resources in their environments. This creates an “struggle for survival” in which the ones with the most advantageous traits prevail while others are eliminated. The remaining offspring transmit the genes responsible for these advantageous traits to their offspring, which in turn give them an advantage over other members of the same species. As time passes, the organisms that have these traits grow in size. It is, however, difficult to comprehend the mechanism by which natural selection can produce new traits if its primary purpose is to eliminate inequities individuals. Additionally that the majority of natural selections are used to reduce genetic variation in populations. Natural selection is not likely to produce new traits without the involvement of other forces. Mutation, drift genetic and migration are three major evolutionary forces which change gene frequencies. Sexual reproduction and the fact that each parent transmits half of their genes to their children increases the speed of these processes. These genes, referred to as alleles, can be found at various frequencies among individuals of the same species. The resulting allele frequencies determine whether the trait will be dominant or recessive. In the simplest sense the definition of a mutation is an alteration in the structure of an organism's DNA code. The mutation causes some cells to develop and grow into a distinct organism, while others don't. Mutations can also increase the frequency of existing alleles, or create new alleles. The new alleles are passed on to the next generation and eventually become dominant phenotypes. Natural selection is the foundation of evolution. Natural selection is a simple mechanism that causes populations of living things to change over time. It involves the interaction between heritable phenotypic variation and differential reproduction. These factors lead to a situation where individuals with positive characteristics are more likely to survive and reproduce more than those who don't. This process eventually leads to a reshaping the gene pool in a way that it is more closely matched to the environment in which individuals live. Darwin's “survival-of-the most fittest” is based on this concept. This process is based on the idea that different traits help individuals to adapt to their environments. People who have adaptable traits are more likely to live and reproduce, and therefore produce a lot of offspring. BioMed Central states that this will eventually cause the trait spread throughout the population. In the end all members of the population will be affected and the population will change. This is known as evolution. Those with less-adaptive traits will die off or will not be able to produce offspring, and their genes won't be passed on to future generations. Over time, the genetically modified organisms will rule the population and evolve into new species. However, this is not a guarantee. The environment can alter abruptly and make the changes obsolete. Sexual selection is another factor that can affect evolution. Certain traits are preferred when they increase the likelihood of an individual mating with another. This can lead to some odd phenotypes like brightly colored plumage of birds or the oversized antlers of deer. These phenotypes may not be useful to the organism however they may increase the chances of survival and reproducing. Many students are also confused about natural evolution due to confusion it with “soft inheritance”. While soft inheritance isn't an essential condition for evolution, it is often an essential component of it. This is because it allows for the random modification of DNA and the development of genetic variants that aren't immediately useful to the organism. These mutations are later utilized as raw materials by natural selection. Genetics is the basis of evolution Evolution is a natural process that causes changes in the traits inherited of a species over time. It is based upon several factors, including mutation or gene flow, as well as horizontal gene transfers. The frequency of alleles within a group can also affect the evolution. This allows for the selection of a trait that is advantageous in the new environment. The theory of evolutionary change is a fundamental concept in biology that has profound implications on our understanding of life. Darwin's ideas, combined with Linnaeus notions of relatedness and Lamarck's theories about inheritance, changed the perception of how traits are passed from parents to their offspring. Darwin believed that parents passed on traits inherited from their parents by their use or lack of use however, they were instead preferred or disfavored by the environment they lived in, and passed this information on to their children. Darwin referred to this as natural selection and his book, The Origin of Species explained how this could result in the creation of new species. Random genetic modifications, or mutations, occur in the DNA of cells. These mutations cause an array of traits, such as the color of eyes and hair. They are also affected by environmental factors. Some phenotypic characteristics are controlled by more than one gene, and others have multiple alleles. For instance, blood type (A B or O) has three alleles. Modern Synthesis is a framework that combines Darwinian ideas of evolution and Mendel's genetics. It integrates macroevolutionary changes discovered in fossil records with microevolutionary processes such as genetic mutation and trait-selection. Macroevolution takes a long time to complete and is only visible in fossil records. Microevolution, on the other hand is a process which occurs much faster and is visible in living organisms. Microevolution is driven by genetic selection and mutation which are smaller scales than macroevolution. It can also be increased through other mechanisms, such as gene flow or horizontal gene transfer. The basis of evolution is chance Evolutionists have long used the argument that evolution is random. But this argument is flawed and it is crucial to know the reasons. The argument confuses randomness and contingency. This error stems from a misreading of the nature of biological contingency, as described by Stephen Jay Gould. He claimed that genetic information does not develop randomly, but is influenced by past events. He relied on the fact that genes are copies of DNA, which themselves depend on other molecules. Every biological process follows an order of causality. The argument is also flawed because of its reliance on the laws of physics and practice of science. talks about it aren't just not logically logical and untrue, but also false. The science of practice supposes that causal determinism not enough to be able to accurately predict all natural events. In his book, Brendan Sweetman aims to offer a balanced and accessible introduction to the relationship between evolutionary theory and Christian theology. He is a patient rather than a flashy author, which suits his objectives, which are to separate the scientific validity of evolutionary theory from its religious implications and developing the ability to think clearly about the controversial subject. While the book isn't as comprehensive as it could be but it does provide an excellent overview of the issues involved in this debate. It also makes clear that the theories of evolution are well-proven and widely accepted. They are suitable for rational approval. However the book is less than convincing when it comes to the issue of whether God has any influence on evolution. While Pokemon that are traded with other trainers can't be cultivated for free, trading them is an effective method to save Candy and time. The cost of evolving certain Pokemon by the traditional method, such as Feebas is cut down by trading them with other players. This is particularly beneficial for high level Pokemon that require a lot of Candy to evolve.