A natural liking for and understanding of someone or something
she has a natural affinity with animals and birds
A cheque card or credit card for which the bank donates a portion of the money spent using the card to a specific charity or other organization
A molecule used to label an enzyme, antibody, or other macromolecule at or near an active site.
A group of people linked by a common interest or purpose
= dissociation constant; (also especially in later use) the reciprocal of the dissociation constant.
A technique for labelling enzymes, antibodies, or other macromolecular structures at or near an active site by means of a molecule which resembles the substrate, and may have a radioactive or fluorescent component to aid in its identification.
The quantity of energy released when a neutral atom of a given element combines with an electron to form a negative ion; (hence) a measure of an element's tendency to act as an oxidizing agent.
A correspondence with, or feeling of sympathy or attraction towards, a particular idea, attitude, or person
A technique of chromatography which utilizes the tendency of some molecules in solution to bind specifically to immobilized ligands.