Petra finds a discolored stain on the carpet at a suspected crime scene. What two presumptive tests might she use to determine if the stain is blood? First, Petra sprays the discolored area with
, which returns a glowing blue color. However, she knows that this chemical might also turn blue with other substances that contain iron. Subsequently, she uses
, which turns pink, indicating the presence of hemoglobin.

answer:

so they didn't get shot,exploded, arrested, or killed for that matter. why else? its a military base why should you want to step foot on a land-mined field? and why would you want to get shot or exploded? people may seem dumb but in reality there not, they actually thought this on trough.

explanation:

answer:

i dont know

explanation:

they never said where she was killed at

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