Why is CF mucus so sticky

There are twenty different amino acids occuring commonly in protien

Primary structure:   amino acids join in condensation reaction, many of these form a polypeptide chain. the order of amino acids is the primary structure.

Secondary structure: interactions between amino acids in the chain cause twists and folds into 3D shapes, Alpha Helixs and Beta pleated sheets may form. they are held together by hydrogen(O-H…