Cystic Fibrosis Cystic Fibrosis‚ a very serious inherited genetic disease‚ is also known as CF and sixty-five roses. This disease affects one in every 3‚000 live births. It may first appear in a newborn‚ but can appear all the way up until a young adult. However‚ ten percent of most cases are apparent at birth. CF affects the lungs and causes a build-up of abnormally thick mucus which leads to chest infections‚ and CF also affects the reproductive system. Doctors do not know what causes the mucus
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Anatomy and Physiology of Cystic Fibrosis Samantha J. Cordova Pueblo Community College Abstract The main topic researched in this paper is cystic fibrosis. The research in detail is that cystic fibrosis is classified as a genetic disorder and in what ways this disorder affects the gene expressions. More facts found in this paper will be who can get cystic fibrosis‚ which organs are mostly affected‚ and what specifically causes the problems found from cystic fibrosis. Common symptoms from this
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Christopher Smith Miss Chiu AP Bio CF Case Study March 19‚ 2015 Questions: 1. Currently‚ scientists believe that Cystic Fibrosis is caused by a defect in the CFTR gene causes cystic fibrosis (CF). This gene makes a protein that controls the movement of salt and water in and out of your body’s cells. In people who have CF‚ the gene makes a protein that doesn’t work well. This causes thick‚ sticky mucus and very salty sweat. Every person inherits two CFTR genes—one from each parent. Children
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Cystic Fibrosis- Option 2 Justin Jang and Junior Suwannapeng Jasper High School Cystic fibrosis is an autosomal (not sex linked)‚ hereditary disease caused by a mutation in the gene called the cystic fibrosis transmembrane conductance regulator gene‚ or the CFTR gene. This CFTR gene belongs to a group of genes called ABC (ATP-binding cassette). These are transport molecules for molecules such as phosphate‚ glucose‚ chloride‚ and peptides. Specifically for the CFTR gene‚ the molecules transported
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Cystic Fibrosis is caused by a fault in the cystic fibrosis transmembrane conductance regulator (CFTR) gene on chromosome 7 at q31.2. For CF to be expressed‚ a faulty copy of the gene must be present at both alleles; autosomal recessive. Therefore both parents must be carriers of‚ or affected by the cystic fibrosis gene (fig. 1) for the gene to be passed on. If a person has one copy of the faulty allele (are heterozygous) they are carriers of the gene and can pass this allele on; if they possess
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Cystic Fibrosis Cystic Fibrosis is caused by a single faulty gene that controls the movement of salt in the body. In people with Cystic Fibrosis‚ the internal organs become clogged with thick‚ sticky mucus resulting in infections and inflammation making it hard to breathe and digest food. For a baby to be born with Cystic Fibrosis‚ both parents must be carriers of the faulty CF gene. The diagram shows how CF is inherited. Where both parents carry the faulty gene‚ each child has a one in four chance
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Cystic fibrosis is a progressive‚ genetic disease that causes persistent lung infections and limits the ability to breathe over time. This condition leads to excessive production and accumulation of thick persistent mucus in the tracheobronchial tree. The mucous instead of normally being thin and slippery becomes so stiff and rigorous that adequate mucociliary clearance becomes almost impossible. Leading to mucus plugging in the bronchi and bronchioles. The cystic fibrosis foundations says: “In
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from a genetic disorder called Cystic Fibrosis. There is now a test available for the status of this genetic disease‚ and Jonathon opts to be tested. Jonathon discovers that he has the mutation responsible for the lethal disorder. Jonathon has worked as an air traffic controller and his company has learned of his results of his test‚ and as a result the company has dismissed Jonathan from his job where he had worked faithfully for more than eight years. Cystic Fibrosis is named because of the fibrous
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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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dominant and white color is recessive. Cross heterozygous black rat with a white rat B=black b=white Bb x bb B b b P: 2/4 black‚ 2/4 white 1:1 b Bb bb Bb bb G: 2/4 Bb 2/4 bb 1:1 Can two white rats have a black offspring? Show the Punnett Square to confirm your answer B=black P: 4/4 white b=white 1:0 bb x bb 2 white rats G: 4/4 bb b b 1:0 b b bb bb bb bb NO‚ 2 white rats cannot have a black offspring. In humans the ability to taste a certain chemical is dominant. Cross
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