One day, in near future you suddenly know that your appearance is the same with other three persons. I am sure that you will be extremely surprise if you do not know that you are the result of human cloning. In recent years, cloning is an achievement of medical profession and a hot news on most of newspapers and television channels because of its important role. Cloning is the creation of an organism that is an exact genetic copy of another. It means that every single bit of DNA- the chemical inside the nucleus of a cell that caries the genetic instructions for making living organisms- is…
