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Role of genetic engineering
Role of genetic engineering
Effectiveness of DNA profiling
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The Positive And Negative Effects of DNA Profiling
Genetic engineering has developed and blossomed at a frightening rate in the last decade. Originating as merely an area of interest for scientists, genetic engineering has now become an area of which all people should be somewhat knowledgeable.
DNA profiling has many uses, both positive and negative, in our society.
Aside from its usefulness in many legal investigations, DNA profiling can be used in the workplace to discriminate against employees whose profiles could pose a financial risk. For example, genetic technology can and has been used to determine the capacity of a person to contract certain diseases, such as sickle- cell anemia, which could cause many
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The knowledge derived from the project will enable physicians to detect an increasing number of diseases and predispositions for diseases.
When Frank married at age 31, he decided to take out a life insurance policy. A swimmer and avid racquetball player with no previous hospitalizations, he felt certain his low premiums would be a worthy investment for his family. Weeks later, after a routine physical exam, he was shocked by the insurance company's response. Sophisticated DNA testing had revealed in
Frank's tissues a single missing copy of a so-called RB antioncogene and minor variations in two other genes.
Computer analysis showed the molecular misprints more than tripled his risk of getting small-cell lung cancer by age 55. His application was rejected.
With the newfound ability to reveal an individual's molecular secrets come significant new possibilities for discrimination. The medical records of people who apply for insurance are stored by the Medical Information Bureau,
In today's society no crime is a perfect crime, with the use of DNA testing and modern advancements in health and forensics even the smallest piece of someone's genome can be cultured and used to identify even the most devious of criminals. The use of DNA testing was able to help change the life of Gene Bibbins for the better and further proved how DNA testing is able to be used to help clarify who the culprit actually is. Gene Bibbins life was forever changed the night that he was unjustifiably arrested for aggravated rape which resulted in his being sentenced to life in prison, only for his case to eventually be reevaluated sixteen years after his conviction, leading to his exoneration.
“DNA Testing and the Death Penalty.” ACLU: American Civil Liberties Union. 3 Oct. 2011. Web. 22 April 2014.
The theory of DNA, simply stated, is that an individual’s genetic information is unique, with the exception of identical twins, and that it “definitively links biological evidence such as blood, semen, hair and tissue to a single individual” (Saferstein, 2013). This theory has been generally accepted since the mid-80s throughout the scientific community and hence, pursuant to the 1923 Frye ruling, also deemed admissible evidence throughout our justice system.
pleas may be choose for the punishment likely to be associated with them rather than for their accuracy in describing the criminal offense in which the defendant was involved. For instance, a charge of indecent liberties, for example, in which the defendant is accused of sexual
The Central Park Jogger case is one of false confessions to a crime, with a little help from police, which the defendants did not commit. Evidence taken at the crime scene did exclude the defendants, however, because of videotaped confessions they were sentenced to prison for a crime they admitted to committing even though they did not. It was not until many years later did the original perpetrator step forward from prison to admit he was the one who committed the crime with evidence (DNA) and firsthand knowledge of the scene. The five original defendants were released from prison but until serving a lengthy term. There are cues that can be noticed when investigators are conducting preliminary interviews that have a very high rate of success in determining the guilt or innocence of an individual. Some of these cues may be verbal such as a rehearsed response (Kassin, 2005). Other types of cues may be nonverbal body language such as a slouching (Kassin, 2005).
Garrett, B. L. (n.d.). The Substance of False Confessions. Criminal Justice Collection. Retrieved November 23, 2010, from find.galegroup.com.uproxy.library.dc-uoit.ca/gtx/retrieve.do?contentSet=IAC-Documents&resultListType=RESULT_LIST&qrySerId=Locale%28en%2C%2C%29%3AFQE%3D%28su%2CNone%2C28%29%22Wrongful+Convictions+%28Law%29%22%3AAnd%3ALQE%3D%28RE%2CNone%2C3%29ref%24&sgHitCo
Teutch, S., & Tuckson, R. Department of Health & Human Services, (2008). U.S. system of oversight of genetic testing: A response to the charge of the secretary of health and human services. Retrieved from website: http://osp.od.nih.gov/sites/default/files/SACGHS_oversight_report.pdf
First and foremost is the Michael Mosley case. Michael Mosley was convicted murdering a couple ten years ago (Wurtman, 2011). Two other men were cleared when Mosley’s DNA was found at the scene of the murder (Crowe II, 2012). Also, there was a palm print on the wall and further DNA on the sheets in the bedroom (Wurtman, 2011). In contrast to all the evidence, Mosley’s attorney offered an alternative reason and painted a picture of different events to explain Mosley’s DNA’s presence (Wurtman, 2011). However, the jury didn’t buy the defense’s story, and Michael Mosley’s conviction led to a call for the DNA database to be worked on with the most interesting fact being that Michael Mosley had no DNA in the system until seven years later than the crime (Crowe II, 2012).
DNA is unethical. Lack of specific as well as true analysis is the other major weakness of
the Use of DNA Evidence to Establish Innocence After Trial. National Institute of Justice, 10, 15. Retrieved from, https://www.ncjrs.gov/
Before the 1980s, courts relied on testimony and eyewitness accounts as a main source of evidence. Notoriously unreliable, these techniques have since faded away to the stunning reliability of DNA forensics. In 1984, British geneticist Alec Jeffreys of the University of Leicester discovered an interesting new marker in the human genome. Most DNA information is the same in every human, but the junk code between genes is unique to every person. Junk DNA used for investigative purposes can be found in blood, saliva, perspiration, sexual fluid, skin tissue, bone marrow, dental pulp, and hair follicles (Butler, 2011). By analyzing this junk code, Jeffreys found certain sequences of 10 to 100 base pairs repeated multiple times. These tandem repeats are also the same for all people, but the number of repetitions is highly variable. Before this discovery, a drop of blood at a crime scene could only reveal a person’s blood type, plus a few proteins unique to certain people. Now DNA forensics can expose a person’s gender, race, susceptibility to diseases, and even propensity for high aggression or drug abuse (Butler, 2011). More importantly, the certainty of DNA evidence is extremely powerful in court. Astounded at this technology’s almost perfect accuracy, the FBI changed the name of its Serology Unit to the DNA Analysis Unit in 1988 when they began accepting requests for DNA comparisons (Using DNA to Solve Crimes, 2014).
The Human Genome Project is the largest scientific endeavor undertaken since the Manhattan Project, and, as with the Manhattan Project, the completion of the Human Genome Project has brought to surface many moral and ethical issues concerning the use of the knowledge gained from the project. Although genetic tests for certain diseases have been available for 15 years (Ridley, 1999), the completion of the Human Genome Project will certainly lead to an exponential increase in the number of genetic tests available. Therefore, before genetic testing becomes a routine part of a visit to a doctor's office, the two main questions at the heart of the controversy surrounding genetic testing must be addressed: When should genetic testing be used? And who should have access to the results of genetic tests? As I intend to show, genetic tests should only be used for treatable diseases, and individuals should have the freedom to decide who has access to their test results.
Rowe, W.F. (1996, February 1). Convicted by Juries, Exonerated by Science: Case Studies in the Use of DNA Evidence to Establish Innocence After Trial. National Institute of Justice, 10, 15. Retrieved from, https://www.ncjrs.gov/pdffiles/dnaevid.pdf
In today’s world, people are learning a great deal in the rapidly growing and developing fields of science and technology. Almost each day, an individual can see or hear about new discoveries and advances in these fields of study. One science that is rapidly progressing is genetic testing; a valuable science that promotes prevention efforts for genetically susceptible people and provides new strategies for disease management. Unnaturally, and morally wrong, genetic testing is a controversial science that manipulates human ethics. Although genetic testing has enormous advantages, the uncertainties of genetic testing will depreciate our quality of life, and thereby result in psychological burden, discrimination, and abortion.
Pragmatism is the name of the game when it comes to taking away freedom. The public tends to be against any attempt to curtail civil liberties across the board. It is standard practice, however, to for the government to violate the rights of certain groups in the name of public safety or to fight crime. This is what is happening with the government collection of DNA samples.