Biology at a Glance 3rd edition has been revised to present in a clear visual way the biology material needed for the new GCSE (the GCSE Science and Additional Science), for first examination in 2008. It is also useful for those studying the separate Biology GCSE and as an introductory guide for AS Biology. The third edition contains many new topics including: commercial uses of enzymes; DNA structure; Applications of genetics; Collecting methods in ecology; Human effects on the environment; Fish farming. Each subject is presented diagrammatically on a single page making it easy to learn the key facts and commit them to memory. The book is illustrated throughout and contains photos and flow charts to enhance understanding. There are questions on every topic, internet research activities and a glossary of words to remember.weiterlesen