Thursday, 22 March 2012

Forensic Online Activities

In the DNA fingerprinting activity It talked about how and what fingerprints are used for. Scientists and foresic investigators can use your fingerprints to find out who comitted a crime. It explained how they use enzimes to separate the DNa and then they use gel electrophoresis, through which you can see the strands of DNA.

In the second activity the Gel electrophoresis was explained more detailed. With the gel electrophersis you can determine if a person commited the crime if you have the DNA which was found one the crime scene. The activity also showed how there were waves of DNA and how they moved, through a animation.

In the Barcode activity, I concluded that the 4th suspect's DNA/barcode corresponded to the one that was found on the crime scene. All the Lines were excatly the same in both of the examples, and out of all 6 barcode which were suspects it was the one which looked the most like it belonged to the one found on the crime scene.

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