The sharing of electrons in alcohol as an example, are much more losely bound; this is a common way that organic compounds are formed, and why organic reactions can proceed at lower temperatures, mediated by enzymes. No enzyme could break down NaCl alone to make pure sodium metal and chlorine gas.
Protein can be categorized into two types: complete and incomplete proteins. Proteins are made up of smaller units, called amino acids. Complete proteins contain all of the amino acids your body needs and include meat, fish, poultry, dairy, and soy products.
1 3. 2  Antibodies-Antibodies are used to defend the body against foreign agents e.g. bacteria, fungi and viruses. 3  The next page investigates these. 4  4. Structural Protein-Globular proteins form part of the cell membrane, which has a structural role as well as a role in transporting ions in and out the cell.