Evolution can be defined as "the gradual process in which something changes into a different and usually more complex or better form." A biological definition of evolution is that of a "population during successive generations, as a result of natural selection acting on genetic variation among individuals, and resulting in the development of new species" (dictionary.com).
According to these definitions, from the simplest to the most complex, it is obvious that evolution never even tries to account for the origin of life, but only explains what happens once life is present and capable of reproduction.
Life could have started in many ways, as there are numerous theories which strive to explain this phenomenon. Very few people may actually believe that the creation of life was purely due to chance.
As stated in the Campbell-Reece Biology 101 textbook (page 516), "most biologists favor the hypothesis that life on Earth developed from nonliving materials that became eventually......
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