Double reed collectively refers to the group of instruments that use double reeds. The double reed is a kind of reed used to produce sound in a variety of wind instruments.
Even individuals can sometimes trace their heritage. (See box, Roots, DNA Style.) Matthew George, a geneticist at Howard University, is analyzing the DNA from bones found in the African Burial Ground in Wall Street's Foley Square.ven individuals can sometimes trace their heritage. (See box, Roots, DNA Style.) Matthew George, a geneticist at Howard University, is analyzing the DNA from bones found in the African Burial Ground in Wall Street's Foley Square.
DNA is extracted from human cells for a variety of reasons. With a pure sample of DNA you can test a newborn for a genetic disease, analyze forensic evidence, or study a gene involved in cancer.Try this virtual laboratory to perform a cheek swab and extract DNA from human cells.Javascript is required to view this content.ith a pure sample of DNA you can test a newborn for a genetic disease, analyze forensic evidence, or study a gene involved in cancer. Try this virtual laboratory to perform a cheek swab and extract DNA from human cells. Javascript is required to view this content.