These pints are divided into two cups (though the imperial cup is rarely used now), which in turn are divided into two gills (gills are also rarely used). Thus a gallon is equal to four quarts, eight pints, sixteen cups or thirty-two gills.
Binding constant. Home Â» Binding constant. Definition. noun. A mathematical constant that describes the bonding affinity between two molecules at equilibrium. Supplement. It is the measure of the affinity of an enzyme for its substrate. An example is the measure of the strength of binding in the hapten-antibody interaction.
1 A ligand is any molecule that binds to a specific site on a protein or other molecule. In this case, the estrogen hormone 17-beta-estradiol is the ligand, and the estrogen receptor is the protein.  Binding turns on, or activates, a hormone receptor.