the general schedule the general schedule gs is the predominant pay scale for federal employees especially employees in professional technical administrative or clerical positions the system consists of 15 grades from gs 1 the lowest level to gs 15 the highest level there are also 10 steps within each grade
chromophore(Noun) that part of the molecule of a dye responsible for its colour. chromophore(Noun) (more generally) the group of atoms in a molecule in which the electronic transition responsible for a given spectral band is located.
chromatin. the substance of the chromosomes, composed of nucleic acids and basic proteins (histones), the material in the nucleus that stains with basic dyes. sex chromatin. Barr body; the persistent mass of the material of the inactivated X chromosome in cells of normal females.See also drumstick.hromatin. the substance of the chromosomes, composed of DNA and basic proteins (histones), the material in the nucleus that stains with basic dyes.