UV-B radiation is lethal to simple unicellular organisms (algae, bacteria, protozoa), and to the surface cells of higher plants and animals.
(UV-B radiation; is; lethal to simple unicellular organisms (algae, bacteria, protozoa), and to the surface cells of higher plants and animals)
UV-B radiation
is
lethal to simple unicellular organisms (algae, bacteria, protozoa), and to the surface cells of higher plants and animals