Rocephin is part of a class of drugs called cephalosporins. It prevents bacteria's ability to make and maintain their cell wall. Without a cell wall, bacteria are vulnerable and ultimately perish.
Criminalistics is one of many divisions in the field of forensic science. Forensic science includes forensic pathology, odontology, entomology, engineering, criminology, and other disciplines. All of these are specialized sections in forensic science.
The American Board of Criminalistics (ABC) offers voluntary certification to forensic science technicians who have a bachelor's degree in a natural science field and two years of forensics work experience (www.criminalistics.com).