Unless the child has been adopted, a biological child shall inherit from the child’s biological mother, and she from the child. [C51, §1415; R60, §2441; C73, §2465; C97, §3384; C24, 27, 31, 35, 39, § 12030; C46, 50, 54, 58, 62, §636.45; C66, 71, 73, 75, 77, 79, 81, §633.221 ] 94 Acts, ch 1046, §27 Referred to in §633.3 , 633.210