User: Describe the four investigative stages and activities in forensic science and criminal justice system. Discuss the challenges of each of these four stages in forensic science and criminal justice system.

Weegy: The first treatise describing the application of scientific disciplines to the field of criminal investigation was written by Hans Gross in 1893. [ [ In his book Criminal Investigation, he detailed the assistance that investigators could expect from the fields of microscopy, chemistry, physics, mineralogy, zoology, botany, anatomy and physiology, and fingerprinting. www.wavesignal.com/Forensics/ ] ]
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