Enzymes are large biomolecules that have their own distinctive spatial structures. Inside each of these structures there is an active center that can enable or accelerate a specific kind of chemical reaction – such as breaking down fats.
Unspecific term for a chemical compound that is added to other substances in a small amount for the purpose of changing their properties in some desired way or making them easier to process.
In adhesives, just as in composite materials, the matrix is the basic material into which other substances are embedded. The matrix and the embedded substances determine the inner structure of the adhesives and hence its mechanical properties.
Small organic (carbon-containing) compounds with a carboxylic group (-COOH) and an amine group (-NH2). Amino acids are the building blocks of proteins, which are basic components of all cells.