The three-dimensional conformation of biomolecules is of the utmost importance in their interactions; for example, in the binding of a substrate (reactant) to the catalytic site of an enzyme (Fig. 3-8), the two molecules must fit each other closely, in a complementary fashion, for biological function.
DD&A stands for Depletion, Depreciation and Amortization. Suggest new definition. This definition appears frequently and is found in the following Acronym Finder categories: Business, finance, etc.
E. I. du Pont de Nemours and Company (DD), commonly known as DuPont, is a diversified chemicals company. The company operates in six segments: Agriculture & Nutrition, Coatings & Color Technologies, Electronic & Communication Technologies, Performance Materials, Safety & Protection, and Pharmaceuticals.