DNA Evidence in Criminal Cases: Reliability and Challenges
DNA evidence is highly reliable—often exceeding 99.9% match probabilities—when properly collected, tested, and interpreted. But contamination, degraded samples, lab error, and misinterpretation of complex mixtures can undermine results and lead to wrongful accusations or convictions. This article explains how DNA testing works in criminal cases, the main reliability challenges, and key strategies for evaluating and […]
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