Definition of Copy number polymorphism
Copy number polymorphism: Abbreviated CNP. A normal variation in DNA due to variation in the number of copies of a sequence within the DNA. Large-scale copy number polymorphisms are common and widely distributed in the human genome.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=34373
Last Editorial Review: 9/20/2012
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