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BIOLOGY - paper 2
Inheritance, variation and evolution
Inherited disorders: cystic fibrosis
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Amy Dixon
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CYSTIC FIBROSIS:
Genetic disorder that affects the lungs and reproductive system
disorder of the cell membrane
mucus is made by the cells and becomes very thick which prevents organs from working properly
pancreas cannot produce enzymes properly
infertile
can be treated with antibiotics and physiotherapy
CAUSES OF CYSTIC FIBROSIS
recessive allele
Must be inherited from both parents
usually both parents do not have the disorder