This video shows the various levels of DNA packaging and the four basic building blocks of DNA. it allows you to take a journey into the body to see where the genome is found and how DNA is packaged in the nucleus of the cell. The journey starts outside the body and takes you into the liver and a liver cell. You...

Dr Laura Hobbs is a research scientist at the University of Strathclyde and the Scottish Association for Marine Science. She uses data from instruments, called echosounders, that use sound waves to monitor the depth and abundance of zooplankton in the Arctic Ocean. Studying copepods, her research has shown that...