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Q: In your main posts, explain what DNA is, provide an overview of DNA testing and explain how evidence should be collected and preserved for DNA testing
A: To avoid contamination of evidence that may contain DNA, always take the following precautions: Wear gloves. [ Change them often. Use disposable instruments or clean them thoroughly before and after handling each sample. Avoid touching the area where you believe DNA may exist. Avoid talking, sneezing, and coughing over evidence. Avoid touching your face, nose, and mouth when
collecting and packaging evidence. Air-dry evidence thoroughly before packaging. Put evidence into new paper bags or envelopes, not into plastic bags. Do not use staples. for more information and source, go to: ? ... ? Officers/ Investigators ? What You Should Know ]
sharpies|Points 8104|
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Asked 6/30/2012 10:01:30 PM
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