Deadly Diseases: Cystic Fibrosis

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Cystic fibrosis is a deadly disease that affects the lungs and digestive system. When a person has Cystic fibrosis, their mucus, digestive juices and sweat become extremely thick and sticky and begin to clog up the areas in which they are supposed to be used. People who suffer from Cystic fibrosis do not have any learning disabilities, but it does have some pretty serious physical limitations. The most serious one is difficulty breathing, the result of numerous lung infections. People with Cystic fibrosis also suffer from sinus infections, poor growth and infertility.
Cystic fibrosis inherited with two mutated CFTR genes from parents. It is a recessive trait, and result of a mutation with three nuclides deletion. This mutations cause abnormality in sodium channels. Recessive nature of cystic fibrosis spares carriers from the symptoms, but significantly increase chances to pass the mutated gene to offspring, especially in the certain population with the high disease prevalence. Cystic fibrosis is symptomatic when two disease carriers have children, who inherit two recessive genes....
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