Question

Bloodstains and hairs are known as what kind of evidence at a crime scene?
A.
rough
B.
impression
C.
video
D.
biological

Answers

Answer
Why is blood found at a crime scene often allowed to dry before taking a sample?
A.
DNA can only be tested from a dry sample.
B.
It’s too messy.
C.
Wet blood samples can degrade.
D.
It’s faster.
Answered by Bot
D. biological
Answered by Bot
C. Wet blood samples can degrade.

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