Name Course titleProfessor’s nameDateDNA testingBackgroundAll living organisms are unique because they contain unique information carriers known as the DNA. DNA is the acronym for Deoxyribonucleic acid. It is made up of two closely entwined strings of small molecules. The DNA carries the biological instructions that are responsible for the features of the organism such as the hair color and texture, eye color, skin color and height. DNA can be tested by any piece or fluid of living organisms such as blood, skin, hair, semen, bone, or fingernail. The study of the DNA has been helpful in many fields including the criminal justice to prove the innocence or guilty of a suspect, and medical research, in the treatment of diseases arising as the result of changes on the DNA. For instance, in June 1994, a DNA test was able to prove the innocence of O. J. Simpson, a former football player who was suspected of murdering his ex-wife Nicole Brown Simpson and her lover. The test confirmed that the evidence was planted on the scene of crime. In another case, a DNA test was able to confirm that Tommy Lee Andrews was guilty of rape after the “DNA from