Parental claim conflictDNA (deoxyribonucleic acid) is the genetic material found in most human cells, carrying information that is passed from one generation to the next. She asked Maria to return the child, but Maria refused, leading Lina and Pedro to file a petition for habeas corpus. During the trial, Lina testified about the child’s birth and disappearance. Midwife Aling Rosa confirmed Junjun’s birth, while Daniel testified about Carlos’ sterility and the adoption claim. Both Maria and Carlos were incapable of having children, Lina presented the midwife and clinical records, and the birth certificate had discrepancies.