1. How does the principal of osmosis relate to cystic fibrosis?
2. What general type of membrane protein is affected in the disease?
3. A genetic disease is often caused by a single deletion mutation. In the case of cystic fibrosis a mutated CFTR (cystic fibrosis transmembrane conductance regulator) gene is the cause.
Relate this information to the primary, secondary, and tertiary structure of the CFTR protein.