Explain Charles Darwin's Theory of Evolution by Natural Selection.

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Natural Selection is a theory of evolution based on the premise that organisms which have genetic traits that make it easier for them to survive in an environment and more attractive to the opposite sex are more likely to pass on their gene pool to future generations. This makes future generations acquire their genetic characteristics and alters the genetic pool of the species.

Natural selection works in two ways, the first being that the genetic traits make it easier for some organisms of a species to survive in an environment. Examples...

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