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One of the most strenuous problems and unsolved mysteries that scientists have been working on for many decades is how the Earth was formed and in what way and why life originated on it. The origin of a human being has been as enigmatic as the emergence of life on Earth. Scholars have been debating on this issue, constructing and assembling a variety of divergent speculations and theories. One of such prominent theories is creationism, which heavily relies on the assertion of the sacred books of many religions about the Higher Power or God’s divine acts of creation. However, some scientists have always insisted on the creation of mankind through a natural process, such as evolution. An English scientist, Charles Darwin, developed the theory of evolution, which presumes the development of complex organisms from simple organisms as a result of natural selection. Some beneficial qualities of these organisms, developed due to random occurring genetic mutations, are passed on to the next generations, leading to new distinct species. Thus, Darwin believed that human beings also had come into existence through natural selection.
In The Descent of the Man, Darwin proposed Africa as the cradle of humanity because human beings shared so many similar characteristics with African apes. Paleoanthropologists had been arguing over the question of who was and who was not the ancestor of man, and not a year went by without new discoveries of human remains, whose age was constantly increasing. The famous paleoanthropologist Donald Johanson discovered a partial skeleton of a female Australopithecus afarensis named Lucy in 1974. Johanson stated that Lucy had represented the

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