The study of DNA is one of the most important areas of research in modern biochemistry and molecular biology. Earlier (and today still widely used) methods take the simplified linear approach; in recent years however it has been found that the inclusion of nonlinear effects leads to significant improved results. CONDITION â USED: Books sold are in GOOD or better condition. Good Condition: Minimal damage to the cover, dust jacket may not be included, minimal wear to binding, most of the pages undamaged(e.g., minimal creases or tears), highlighting / underlining acceptable on books as long as the text is readable and markings are not excessive, no missing pages. May be a former library book, with usual treatments(e.g., mylar covers, call stickers, stamps, card pockets, barcodes, or remainder marks). Extra components, such as CDs, DVDs, figurines, or access codes are not included. ISBN: 9780471978244 ISBN10: 0471978248 Contributors: Yakushevich, Ludmila V.,