Study Finds Genetic Variation in Humans More Widespread Than Previously Thought; Around 10 Percent of Human Genes Exhibit Copy Number Changes | GenomeWeb
This article has been updated from a previous version to include information about the BAC tiling arrays that were used in the study.
 
NEW YORK (GenomeWeb News) – An international team of researchers has published a study showing that more than 10 percent of human genes vary in the number of copies of DNA sequences they contain – a finding that contradicts previous assumptions that the DNA of any two humans is 99.9 percent similar.
 

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