A xenotransplant is a transplant between species (animal to human). This means that living cells, tissues, and/or organs are transferred from one species to another. The ideal animal to use, in an animal-to-human, xenotransplant would be the chimpanzee, because their genome is more than 98 percent...

Genetic Research Genetic engineering is the directed alteration of genetic material by intervention in genetic processes (Webster's 9th New Collegiate Dictionary). Genetic engineering is a controversial subject. Some people think that it is necessary while others think that it is harmf...

Microevolution is a small evolution or change to a specie over a period of generations, which give so many varieties of animals on earth. In early human history, people would try to explain observable events by noting that they were a natural happenings. Aristotle was one of the first naturalist....