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.
Teaching notes. 1  blending with salt and water: breaks the cells apart from one another and increases the surface area exposed to reagents such as detergent. It also begins to disrupt some of the cell walls of plant material. 2  adding salt: means the DNA is more likely to clump together when it meets the ethanol layer.