The concentration of gel affects the resolution of DNA separation. For a standard agarose gel electrophoresis, a 0.8% gives good separation or resolution of large 5â10kb DNA fragments, while 2% gel gives good resolution for small 0.2â1kb fragments. 1% gels is often used for a standard electrophoresis.
Best known as: The Jamaican sprinter who won 100- and 200-meter gold medals at both the 2008 and 2012 Olympics. Usain Bolt became famous as the world's fastest man in 2008, the year he ran the 100 meters in a spectacular 9.69 seconds at the Beijing Olympic Games. Born in Jamaica, Usain Bolt was a speedster from the start: he was only 15 when he won a gold medal in the 200 meters at the 2002 World Junior Championships.
Here are some facts about Usain Bolt, the incredible sprinter from Jamaica. 1  Usain Bolt was born in Trelawny, Jamaica on 21st August 1986. 2  He is 6 ft 5 inches in height â very tall for a sprinter. 3  When he was a young, Usain spent his time playing and thinking about sport. He loved playing football and cricket.