Some types of cystic fibrosis are caused by a mutation which alters the normal shape of the CFTR protein) What level of protein structure affected by this mutation which is directly responsible for the loss of function? ) If you wanted to try to develop a treatment for this type of cystic fibrosis what basic rational could you use?

In your own words describe the catalytic cycle of an enzyme. Use the enzyme sucrase as an example,

Very briefly describe the overall structure of a virus. Also make a valid argument as to whether virus are considered alive or not according to the currently accepted criteria of life.