Every year, over 9.5 million people die as result of cancer, as per the World Health Organization (WHO), thereby becoming one of the major reasons for human mortality around the world. The disease, which is most prominently characterized by the presence of tumors, forms when a mutation (undesirable change) in a gene or protein causes a particular type of cell to divide faster than the rate of the normal cell death, thereby resulting in the growth of a visible mass. For effective treatment, merely detecting the tumor within the body is not enough; its nature and the exact mutation which caused it also need to be studied.
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