Kevin is a crime scene investigator. He believes he has found saliva on the floor of a crime scene. Since he cannot cut out a piece of the floor, which steps should he perform to collect the saliva sample? Package the swab in a paper envelope. Moisten a sterile cotton swab with distilled water. Gently rub the stain, covering the entire swab. Allow the swab to dry thoroughly. Shake off the excess water.
Answers: 3
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Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?
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Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?
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Kevin is a crime scene investigator. He believes he has found saliva on the floor of a crime scene....
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