BiologyElectrophoresis Electrophoresis Definition Electrophoresis is the migration of electrically charged molecules through a fluid or gel under the influence of an electric field. Electrophoresis is used…
PhysicsHessonite Hessonite Definition Hessonite is an orange-brown variety of grossularite garnet also called essonite, cinnamon stone. Its general formula: Ca3Al2Si3O12. It is also known as cinnamon…
ChemistryMonoamine Oxidase Monoamine Oxidase Definition Monoamine oxidase is an enzyme in the cells of most tissues that catalyzes the oxidative deamination of monoamines such as serotonin. It…
PhysicsClinohumite Clinohumite Definition Clinohumite is a monoclinic-prismatic mineral containing fluorine, hydrogen, iron, magnesium, oxygen, and silicon. It is an uncommon member of the humite group, a…
BiologyHydrolysis Hydrolysis Definition Hydrolysis is the breaking down of a chemical compound into two or more simpler compounds by reacting with water. The proteins, fats, and…
MathematicAddition Equations Addition Equations To solve an equation means to find a value for the variable that makes the equation true. Whatever you do to one side…
PhysicsJerrygibbsite Jerrygibbsite Definition Jerrygibbsite is a rare silicate mineral with chemical formula: (Mn,Zn)9(SiO4)4(OH)2. It is member of the leucophoenite family of the humite group. It is…
BiologyCofactor Cofactor Definition Cofactor in biochemistry is a substance, such as a metallic ion or a coenzyme that must be associated with an enzyme for the…
ChemistryAldehyde Oxidase Aldehyde Oxidase Definition Aldehyde oxidase (AO) is a molybdenum-containing oxidoreductase that is similar to xanthine oxidase, also a molybdoenzyme. It catalyzes the oxidation of aldehydes…
BiologyT-Cell Receptor T-Cell Receptor Definition T-cell receptor (TCR) is one of two polypeptide chains (a or ß) on the surface of T lymphocytes that recognize and bind…
PhysicsChondrodite Chondrodite Definition Chondrodite is one of the rarest and most beautiful of gemstones and it is occasionally faceted for collectors. It is a nesosilicate mineral…
BiologyCytotoxic T cell Cytotoxic T Cell Definition Cytotoxic T cell is a type of immune cell that can kill certain cells, including foreign cells, cancer cells, and cells…