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SNP Polymorphysim Microarray Chip - How to Test a Person's DNA

By: HWC, Views: 7025

To test a person's DNA, a researcher first needs a source of tissue. Most of the cells in a blood sample are red blood cells, which lack nuclei, but there are also a number of white blood cells, which do contain nuclei and chromosomal DNA. If we could see a particular DNA sequence in these cel...