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Charles Darwin's Scientific Theory Of Natural Selection

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Charles Darwin's Scientific Theory Of Natural Selection
Evolution is basically the change in the heritable characteristic or traits in living organisms which are passed from one generation to another and gives rise to diversity at every stage of the organism’s biological organisation. The process of evolution was not well understood until 19th century when Charles Darwin proposed the scientific theory of natural selection as a driving tool in evolution. The process involved both the macroevolution in which organisms went through major evolutionary changes over a long period of time and acquired different traits from different parents or ancestries and the microevolution in which a group of organisms went through minimal changes with time but the traits they acquired were typically from the same ancestor.
The history of evolution dates back in the 16th century during the pre-Socratic Greek philosophers who thought that all natural things both dead and living as being imperfect fixed natural possibilities and had an intended role within the environment. The greatest breakthrough in this understanding came with the theory of natural selection mechanism which was formulated by Charles Darwin. In the 19th century, modern evolution synthesis merged the understanding
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Since the natural resources are usually limited, the reproduction results to competition for survival by utilizing the scarcely available resources. Species of organisms that posses traits that give them advantage over the others, they usually survive and pass the traits to the next generation unless the others organisms lacking the traits which do not survive the competition. Thus the process of natural selection is determined by the organism’s evolutionary fitness which shows the ability of an organism to survive and reproduce and determines the amount of genetic traits to be passed to the next

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