Introduction
Animal testing also called animal research or animal experimentation refers to utilization of non-human animals in the experiments. Roughly, twenty million animals are actually killed or experimented on annually. Three fourths of these animals are experimented or killed for either medical purposes or testing various products. Animal testing is conducted in the medical schools, universities, defense establishments, pharmaceutical companies, and commercial facilities, which provide animal testing services to the industry. It involves pure research like developmental biology, behavioral studies, genetics, as well as the applied research like xenotransplantation, biomedical research, drug testing, and toxicology tests that include cosmetics testing. ...