Question 1: Discuss in detail the most common ways for a crime scene investigator to determine what substances are body fluids at a crime scene (not in the lab), starting with the arrival of the CSI to the scene.
Question 2: Can a crime scene be "cleaned" prior to calling 911 or the arrival of the first responder? If yes, then how and with what? As a crime scene investigator (CSI) how can you determine that the crime scene has been cleaned? What processes (methodology) could be used to make this apparent to the CSI? How would this effect DNA analysis?
Question 3: Describe how a sexual assault investigation is conducted in full (starting with the law enforcement agency, collection by a forensic nurse) and including what role serology plays (testing performed in the laboratory) in that investigation?
Question 4: Describe in detail the laboratory processes that a serologist would perform for identifying blood and semen from a bed sheet, making sure to include presumptive and confirmatory testing.
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