Human beings have always wanted to improve certain aspects of their lives, be it their jobs, their cars, their eye color, and hey, some might even opt to reproduce themselves if possible. So when the topic of cloning begins hitting the mainstream, it's no surprise. After all, there are days when all of us would appreciate having a "twin" that could go to work on our behalf when we're too tired. A debate on the topic of DNA cloning has been ongoing since James Watson and Francis Crick published their paper on the structure of DNA in 1953. …