18. Molecular Genetic Tools
Genetic Cloning
0:22 minutes
Problem 33d
Textbook Question
Textbook QuestionThe U.S. Department of Justice has established a database that catalogs PCR amplification products from short tandem repeats of the Y chromosome (Y-STRs) in humans. The database contains polymorphisms of five U.S. ethnic groups (African-Americans, European Americans, Hispanics, Native Americans, and Asian-Americans) as well as the worldwide population.
Y-STRs from the nonrecombining region of the Y chromosome (NRY) have special relevance for forensic purposes. Why?
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