Contained within the nuclear membrane and surrounded by a granular-like nucleoplasm are two types of structures, the chromosomes and the nucleoli. The chromosomes consist of protein and the most basic units of heredity, the genes, which are composed of DNA.
BRAND NAME: Xalatan. DRUG CLASS AND MECHANISM: Latanoprost, a derivative of the chemical, prostaglandin F2-alpha, is used for the treatment of glaucoma. Glaucoma is a condition in which the pressure exerted by the liquid within the eyeball (the aqueous humor) is too great.
A: Xanax (alprazolam) is a medication that is in the group of medications called benzodiazepines that are used to treat anxiety and panic disorders. Antidepressants mainly work on specific chemicals in the brain: serotonin, norepinephrine and dopamine.anax is in a class of drugs called benzodiazepines, and is available in several forms including tablets, a liquid, disintegrating tablets, and extended release tablets. Xanax is made by Pfizer and was approved by the Food and Drug Administration (FDA) in 1981. It's also available as a generic drug.