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What is DNA Fingerprinting?

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DNA Fingerprinting is a technique used to identify individuals based on their unique DNA profiles, often used in forensic science to solve crimes.

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What does CODIS stand for?

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CODIS stands for Combined DNA Index System, which is an electronic database of DNA profiles used to identify suspects.

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How can DNA evidence be used in criminal investigations?

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DNA evidence can link a suspect to a crime scene, confirm or exclude individuals as suspects, and establish familial relationships.

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What is the significance of blood type in forensic analysis?

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Blood type can help narrow down suspects but is less specific than DNA profiling, as many people can share the same blood type.

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What role do immigration officials play in DNA testing?

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Immigration officials may use DNA testing to verify familial relationships for residency applications.

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What is the purpose of a DNA database?

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A DNA database stores DNA profiles to assist law enforcement in solving crimes by matching DNA evidence from crime scenes to known profiles.

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What is the difference between a suspect and a perpetrator?

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A suspect is someone believed to have committed a crime, while a perpetrator is the person who actually committed the crime.

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What is the importance of a control sample in DNA testing?

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A control sample is used to ensure the accuracy and reliability of DNA test results by providing a known reference.

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What can DNA evidence tell us about family relationships?

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DNA evidence can confirm or exclude biological relationships, such as parentage or sibling connections.

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What is the process of DNA extraction?

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DNA extraction involves isolating DNA from cells, typically using chemical solutions to break down cell membranes.