1.  Acknowledgment.  Except as otherwise provided in sections 1867 and 1868, a valid acknowledgment of parentage under section 1861 filed with the State Registrar of Vital Statistics is equivalent to an adjudication of parentage of a child and confers upon the acknowledged parent all of the rights and duties of a parent.  

2.  Denial.  Except as otherwise provided in sections 1867 and section 1868, subsection 1, a valid denial of parentage under section 1863 filed with the State Registrar of Vital Statistics in conjunction with a valid acknowledgment of parentage under section 1861 is equivalent to an adjudication of the nonparentage of the presumed parent or alleged genetic parent and discharges the presumed parent or alleged genetic parent from all rights and duties of a parent.