Final answer:
Forensic scientists are responsible for investigating and reconciling unsuitable samples in legal cases.
Step-by-step explanation:
The role of investigating and reconciling unsuitable samples is typically performed by forensic scientists. These professionals examine trace materials associated with crimes, such as hair, blood, and other body fluids, to gather scientific evidence for use in court. They also analyze DNA found in various environments and materials and may appear in court hearings to present their findings.