A is true. this is called primary structure. Thisultimately is causes the shape of the protein and the shape of theprotein determines its function B is false. this is primary structure C is false. Proteins are long and complex molecules andhydrogen bonds will introduce structure D is true. This is hydrogen bonding E is true. alpha helicies and beta pleated sheets are the two majorsecondary structures Solution A is true. this is called primary structure. Thisultimately is causes the shape of the protein and the shape of theprotein determines its function B is false. this is primary structure C is false. Proteins are long and complex molecules andhydrogen bonds will introduce structure D is true. This is hydrogen bonding E is true. alpha helicies and beta pleated sheets are the two majorsecondary structures.