What unique identification method is often utilized alongside fingerprint analysis?

DNA profiling is often utilized alongside fingerprint analysis as both methods serve as powerful tools for unique identification in forensic investigations. Each individual's DNA contains a unique sequence of genes, making it a reliable method for distinguishing between individuals. DNA profiling can provide a definitive link between a suspect and biological evidence found at a crime scene, such as blood, hair, or other bodily fluids.

When used in conjunction with fingerprint analysis, which examines the unique patterns and ridge formations of an individual's fingerprints, the two methods together offer a comprehensive approach to identification. While other options such as vocal authentication, facial recognition, and iris scanning are used in biometric identification, they do not carry the same level of established reliability and extensive application in forensic contexts as DNA profiling does. This established relationship makes DNA profiling an integral part of forensic investigations.