how the knowledge of a cell can help in the investigation of crime,if blood cells and hair cells are obtained from the scene
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cells contains the D.N.A. of that particular person whose blood or hair cell they have found.then,they can simply match the blood or hair samples and investigate.
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The blood cells and hair cells can be analyzed by the following ways.
Explanation:
- The presumptive test for the presence of blood can be performed.
- The blood cells must be looked upon for the origin to whom which they belong either animal, human or bird.
- The antigens specific to the human being can be identified by blood typing technique.
- In case of hair the morphological and anatomical characteristics of hair must be observed under microscope like the
- DNA analysis gives confirmatory identity to blood cells and hair cells.
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