Answered

Donita is a firearms investigator. She collects evidence on a suspect's skin and clothing for gunshot residue.

Which of the following tests are best used for skin, and which is best for clothing?

Donita uses _____ to collect evidence from the suspect's skin for gunshot residue. She uses _____ from the suspect's clothing.



Answer :

GinnyAnswer

Final answer:

Gunshot residue analysis uses different methods for collecting evidence from skin and clothing. DNA analysis in forensic investigations involves PCR to amplify DNA extracted from trace evidence for comparison with suspects' DNA.


Explanation:

Gunshot residue analysis involves different tests for collecting evidence from skin and clothing. For skin, tape lifting method is commonly used to collect gunshot residue, while for clothing, the swab method is preferred.

DNA analysis in forensic investigations often utilizes PCR to amplify DNA extracted from evidence like bodily fluids or hair. This process helps generate enough DNA for comparison with suspects' DNA.


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