(1) A married woman may sell, convey or encumber any of her lands and chattels real, but such sale, conveyance or encumbrance shall not bar the husband's right to curtesy unless he joins in the instrument of sale, conveyance or encumbrance or releases his right to curtesy by separate instrument.
(2) Any married woman may convey by agent any interest she has in real or personal property situated in this state if she could lawfully convey it in person. The conveyance shall be made by virtue of a power of attorney, executed and acknowledged or proven as deeds by married women are required to be.