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What is a DNA Fingerprint Called?

Published in Genetics 2 mins read

A DNA fingerprint can also be called a DNA profile, DNA typing, genetic fingerprinting, genotyping, or identity testing.

DNA fingerprinting, also known by the various names above, is a laboratory technique used to establish a link between biological evidence and a suspect in a criminal investigation or to establish paternity. Here's a breakdown of the different terms and why they are used:

  • DNA Profiling: This is perhaps the most common and widely understood term. It emphasizes the creation of a unique identifier for an individual based on their DNA.

  • DNA Typing: This term highlights the process of classifying DNA based on specific markers or patterns.

  • Genetic Fingerprinting: This term draws an analogy to traditional fingerprinting, emphasizing the uniqueness of an individual's genetic makeup.

  • Genotyping: This term is broader and refers to the process of determining the genotype of an individual, which can include analyzing specific DNA markers for identification purposes.

  • Identity Testing: This term emphasizes the primary application of DNA fingerprinting: to confirm or establish the identity of an individual.

In summary, while "DNA fingerprint" is a common term, other terms like DNA profile, DNA typing, genetic fingerprinting, genotyping, and identity testing are also used to describe the same process of analyzing and identifying individuals based on their DNA.

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