. "\"Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a UV-A radiation stimulus. UV-A radiation (UV-A light) spans the wavelengths 400 to 500 nm.\" [GOC:BHF, GOC:mah]" . . "response to UV-A" . "response to UV-A light stimulus" . "response to UV-A radiation stimulus" . "response to UVA light stimulus" . "response to UVA radiation stimulus" . .