DNA Solving Crimes

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In the science text “DNA analysis: The key to solving crimes” by Richard Platt describes the key to solving crimes with DNA. DNA can be extracted from every cell in the body and evidence can help prove someone’s innocence.

How can DNA be extracted from every cell in the body? First of all, DNA can be found in blood, saliva, and other body fluids and tissues. Also it’s stored in a sterilized tube with a preservative, and then scientists mix extracted DNA with specific chemicals.

Why is evidence used to prove someone’s innocence? First, investigators utilize DNA analysis to match suspects to crime. Lastly, the human lab can continue to inaccurate matches, and exonerate people who have been wrongly accused of something.

In Conclusion, my

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