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.
What is 'Accidental Death And Dismemberment Insurance - AD&D'. Accidental death and dismemberment insurance (AD&D) is a rider attached to a health insurance or life insurance policy covering death by accidental means and dismemberment, including the loss of or the loss of use of body parts or functions (meanings limbs, speech, eyesight or hearing).