an unprecedented impact on the study of cancer genetics. BRCA1 is a breast cancer susceptibility gene‚ meaning that woman who possess different mutations in this genes also possess a greatly increased risk of acquiring familial breast cancer‚ mutations in these two genes alone appear to be responsible for approximately 70% of breast cancer cases in families with an inheritance pattern affecting several generations. Scientists have developed genetic screening techniques to detect possible cancer-causing
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Should there be limits to genetic modification of food? Should there be limits to genetic modification of food? It may seem very attractive to be able to genetically modify crops‚ but at what cost? Giant transnational companies are carrying out a dangerous global experiment by introducing large numbers of genetically engineered food into our diet. Genetic manipulations can result in unanticipated harmful effects‚ and because genetically engineered foods are not tested sufficiently‚ this experiment
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An eating disorder is a psychological disorder characterized by abnormal or disturbed eating habits. There are different kinds of eating disorders‚ such as anorexia nervosa‚ bulimia nervosa‚ and binge-eating disorder. Anybody can have an eating disorder‚ and there are many factors and causes to having one. Eating disorders are important concerns to society‚ but there can be many solutions to them. There are an increasing number of people with an eating disorder‚ and those who have one have to go
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The technology surrounding genetic control has advanced tremendously in the last few decades. Chapter 3 in the Bioethics book discusses the issues involved in the testing of genes associated with various diseases. How the identification of these disease causing genes and the diagnoses of prenatal disease inclinations can be used ethically to improve society is called into question. The main question with using genetic tests to improve society is whether there is a priority in the autonomy of
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Cystic Fibrosis: What is Cystic Fibrosis: Cystic fibrosis (CF) is a lifelong hereditary/genetic disorder‚ meaning the disease can be passed on from parent to child and can be inherited. CF is not contagious. Both parents must be either a carrier or suffer from CF for the disease to be passed on however carriers show no symptoms that a suffer does. CF affects the respiratory system; mainly the lungs and some parts of the digestive and reproductive systems including the pancreas‚ liver and the vas
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Bipolar Disorder While the precise causes of bipolar disorder are not yet fully understood‚ we do know that It is primarily a biological illness. However‚ its onset is often linked to stressful life events. There are a number of factors that are believed to play a role in developing bipolar disorder Including genetics‚ brain chemicals‚ environmental factors and sometimes medical illnesses. Bipolar Disorder is a mental illness in which a person ’s mood alternates between extreme mania and depression
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Seminar Eating disorders Janet Treasure‚ Angélica M Claudino‚ Nancy Zucker This Seminar adds to the previous Lancet Seminar about eating disorders‚ published in 2003‚ with an emphasis on the biological contributions to illness onset and maintenance. The diagnostic criteria are in the process of review‚ and the probable four new categories are: anorexia nervosa‚ bulimia nervosa‚ binge eating disorder‚ and eating disorder not otherwise specified. These categories will also be broader than they
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Eating disorders are psychological problems marked by an obsession with food and weight. There are four general categories of eating disorders these are; Anorexia nervosa‚ Binge eating and Bulimia nervosa. However this disorder affects individuals of various age groups; it has become more popular among teenagers these days. For the purpose of this research plan the writer will focus on age group of ages 15 to 19 because teenagers most vulnerable to eating disorders fall into this age group. Moreover
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wanted to know if it could be cured and if not was there any treatments for it. Muscular dystrophy could potentially be cured through gene therapy‚ but currently the disease is best treated with a steroid named Prednisone. Muscular dystrophy is a genetic disorder. It is inherited just like height and eye color. Scientists now know that a defective gene causes each type of muscular dystrophy. In
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Bipolar Disorder Although everyone experiences ups and downs in their life among many of the human emotions‚ people who suffer from manic depression or bipolar disorder experience massive mood swings out of proportion or completely unrelated to what may be happening in their lives. The reality of this illness is that chemical changes in the brain and genetic factors are to blame. In history‚ people believed demonic possessions and other occurrences were the cause of psychiatric disorders‚ but modern
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