(2) The functions of the department may be divided into administrative divisions or staff offices. Each division or office shall be under the supervision of a person appointed by the director, with the approval of the Governor. The appointee shall serve at the pleasure of the director, not be subject to the State Personnel Relations Law, and be well qualified by technical training and experience in the functions the appointee is to perform. [Formerly 291.005; 1979 c.468 §27]