Setting is the when and where of a literary text. For example, the novel Gone With the Wind takes place in and around Atlanta, Georgia, and the plot-or action-occurs before, during and after the Civil War. Although it's a simple concept, setting is a vital literary element.
ovum. pl. ova [L.] egg; the female reproductive or germ cell which, after fertilization, is capable of developing into a new member of the same species; sometimes applied to any stage of the fertilized germ cell during cleavage and even until hatching or birth of the new animal. centrolecithal ovum.
PUVA Therapy Overview. PUVA is an acronym for psoralen and ultraviolet A. PUVA refers to the interaction of long wavelength ultraviolet light (320-400 nm) with a pharmaceutical molecule of plant origin, psoralen, producing a type of photochemotherapy..PUVA is useful in treating a number of human diseases.UVA is an acronym for psoralen and ultraviolet A. PUVA refers to the interaction of long wavelength ultraviolet light (320-400 nm) with a pharmaceutical molecule of plant origin, psoralen, producing a type of photochemotherapy..