have become an established way of concurring results of many drugs and beauty products. "By analyzing exactly how one chemical or drug harms the body, researchers try to predict whether a similar chemical will also be dangerous. A computer program checks the structure of a new drug to see whether it will interact with P450, a substance in the human body. If the new drug locks onto P450, it will probably be dangerous" (Woods 26).
             The results to some of these experiments may have also been obtained if examinations were performed on live species, on the other hand, these results could have also been inaccurate, due to the many factors dealt with while conducting these investigations.
             It is obvious, that animals are not like human beings. Their bodies are different from ours and they suffer from different diseases. Reactions to drugs also vary; making it evident that animals should not be used to find cures for human diseases. Since the metabolism of an animal is not like that of a human's, how could testing on
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