Biological Evidence

An introduction to the types of biological evidence commonly found at crime scenes and how to collect it. This text is written in an easy to read and understand style for non-science majors and for professionals working in the criminal justice system. Specific biological evidence discussed includes blood, semen, saliva, urine, feces, hair, and fingernails. Additional topics include autopsy, the basic departments of the crime laboratory, toxicology, forensic entomology, and uncollectible biological evidence. Packaging, preservation, and care of biological evidence is discussed and chain of custody is explained. Additional topics include DNA, case studies, courtroom testimony, and exhibits for the courtroom. This textbook is appropriate for criminal justice, criminal investigation, and homeland security programs. It is also suited for programs in emergency management, corporate security, psychology, emergency medical services and healthcare, police academy programs, and continuing professional development. It is also appropriate for Advance Placement (AP) high school forensic science programs.