A nuclear stress test uses radioactive dye and an imaging machine to create pictures showing the blood flow to your heart. The test measures blood flow while you are at rest and are exerting yourself, showing areas with poor blood flow or damage in your heart.
DNA (Little Mix song) DNA is a song recorded by British girl group Little Mix for their 2012 debut album of the same name. Released as the album's second single, the song was solicited to contemporary radio stations in the United Kingdom on 1 October 2012. Syco digitally released the single in Ireland and the United Kingdom on 9 November 2012.
1 DNA is insoluble in ethanol (ethyl alcohol). 2  As ethanol is added to a solution containing DNA, the DNA will come out of solution and stick to whatever is around. 3  At room temperature DNA begins to denature by the action of DNase (present in cell extracts). 4  DNA extraction procedures must be carried on in ice.rocedure: 1  Place 100 ml of homogenizing solution in a beaker heat the solution in a water bath until it reaches 60 C. 2  Mince the onion and add to the solution when it has reached 60 C. Stir and let sit for 15 minutes.