(1) Unless specifically provided otherwise, the governor shall appoint all department directors. The appointment of a director is subject to the advice and consent of the senate. The governor may appoint a director to assume office prior to confirmation by the senate. The director so appointed is vested with all the rights, powers, and duties of the office upon assuming office, notwithstanding the fact that he has not been confirmed by the senate. If the senate does not confirm the appointment of a director, the governor shall make a new appointment.
(2) Unless a term of office is provided by law, each director, unless specifically provided otherwise, shall serve at the pleasure of the governor.
(3) The governor shall select each director on the basis of his professional and administrative knowledge and experience, and such other qualifications as may be provided by law.
(4) If a vacancy occurs in the office of director, the governor shall appoint a new director to serve at the pleasure of the governor.