In Britain, the Glastonbury Canal is believed to be the first post-Roman canal and was built in the middle of the 10th century to link the River Brue at Northover with Glastonbury Abbey, a distance of about 1.75 kilometres (1,900 yd).
A. Yes, but not in detail. âMany scientists use electron, scanning tunneling and atomic force microscopes to view individual DNA molecules,â said Michael W. Davidson, curator of the National High Magnetic Field Laboratory at Florida State University.
Leicester University geneticist Alec Jeffreys developed a technique called DNA fingerprinting in 1985. This technology, which has become known as DNA profiling, can be used to identify individuals. Modern-day DNA profiling, called STR analysis, is a very sensitive technique which only needs a few skin cells, a hair root or a tiny amount of blood or saliva. DNA profiling is especially useful for solving crimes but can also be used to confirm if people are related to each other, such as for paternity testing.