DNA Fingerprint Consistency - DNA fingerprinting is identical for every part of the body (blood, saliva, brain, kidney, foot) and remains unchanged regardless of bodily injuries or alterations. Burning or cutting a finger can change traditional fingerprint patterns, but DNA cannot be altered for an individual, making it a reliable identifier. ["Lokesh vs State of Madhya Pradesh - Madhya Pradesh"], ["Rajkishorsingh Ranvirsing Tomar VS State of Maharashtra, Through Kalyan Taluka Police Station - Bombay"], ["Raju vs The State Of Madhya Pradesh - Madhya Pradesh"], ["457"], ["State Rep. by The Inspector of Police, Kallidaikurichi Police Station, Tirunelveli (Crime No. 203 of 2008) VS Vasanthat Kumar @ Ganesan - Madras"], ["Somesh vs The State Of Madhya Pradesh - Madhya Pradesh"]
Scientific Validity and Identification - DNA is the genetic blueprint present in all cells, and except for identical twins, no two individuals share the same DNA profile. DNA analysis is comparable to fingerprinting in identifying individuals, especially when traditional fingerprints may be altered or incomplete. DNA testing can also exonerate individuals and is considered highly conclusive when properly conducted. ["Lokesh vs State of Madhya Pradesh - Madhya Pradesh"], ["Rajkishorsingh Ranvirsing Tomar VS State of Maharashtra, Through Kalyan Taluka Police Station - Bombay"], ["Raju vs The State Of Madhya Pradesh - Madhya Pradesh"], ["457"], ["State Rep. by The Inspector of Police, Kallidaikurichi Police Station, Tirunelveli (Crime No. 203 of 2008) VS Vasanthat Kumar @ Ganesan - Madras"], ["Somesh vs The State Of Madhya Pradesh - Madhya Pradesh"]
Limitations and Procedural Aspects - While DNA testing is scientifically accurate, its probative value depends on case-specific facts. Proper procedures, such as seizing samples and maintaining chain of custody, are crucial for admissibility. In some cases, the absence of fingerprint samples or improper handling can weaken evidence. ["Shri. Rajkishorsingh Ranvirsing Tomar vs The State of Maharashtra - Bombay"], ["Vijay Indwar @ Vijay Inderwar VS State of Jharkhand - Jharkhand"], ["Ashok Kumar VS State Represented by the Inspector of Police, Kanchipuram - Madras"], ["INSPECTOR OF POLICE vs ASHOKKUMAR - Madras"]
Comparison with Traditional Fingerprints - Traditional fingerprints can be altered or contaminated, whereas DNA remains consistent. However, in some investigations, fingerprint evidence requires proper collection and comparison by experts. The absence of fingerprint evidence or its mishandling can lead to doubts about guilt. ["Shri. Rajkishorsingh Ranvirsing Tomar vs The State of Maharashtra - Bombay"], ["Vijay Indwar @ Vijay Inderwar VS State of Jharkhand - Jharkhand"], ["Ashok Kumar VS State Represented by the Inspector of Police, Kanchipuram - Madras"], ["INSPECTOR OF POLICE vs ASHOKKUMAR - Madras"]
Analysis and Conclusion:DNA fingerprinting provides a highly reliable and unchangeable method for individual identification across all body parts, unlike traditional fingerprint patterns which can be altered. Its scientific basis and uniqueness make it a critical tool in forensic investigations. However, procedural correctness in sample collection and analysis is essential for its evidentiary value. Proper handling and adherence to legal protocols ensure DNA evidence's effectiveness in establishing or refuting involvement in criminal cases.
