DNA was identified over 150 years ago. It was not until the 1980’s that it was recognized as having specific characteristics that may have benefits to law enforcement, and years after until it was actually utilized.
What has been the effect for law enforcement and justice in using DNA, versus fingerprints or suspect identifications by victims and witnesses?
Read this link first, then research to discuss:
https://www.lunadna.com/blog/history-of-dna/