This is the most corrosion-resistant kind of steel. It normally contains at least 12 percent (and sometimes up to 30 percent) chromium, and it usually also contains nickel. A very popular stainless steel formulation is 18-8, 18 percent chromium and 8 percent nickel. Alloy Steels.
The importance of protein. Protein is a part of every cell in your body, and no other nutrient plays as many different roles in keeping you alive and healthy. The importance of protein for the growth and repair of your muscles, bones, skin, tendons, ligaments, hair, eyes and other tissues is proven since a very long time. Without it, you would lack the enzymes and hormones you need for metabolism, digestion and other important processes.
DNA is only important in that it contains the information the cell needs to make proteins. Proteins are simply linear polymers of amino acids that spontaneously fold up into compact 3D shapes following basic principles of chemistry and physics. Humans are made up of approximately 50,000 different kinds of proteins.