Reshaping Life is an eminently authoritative and lucid description of modern molecular biology and genetics, and the ethical implications of genetic engineering. Now in its third edition, it is fully revised and updated, taking advantage of a decade of progress in genetics and biotechnology. It offers a concise working knowledge of DNA science and of those aspects of cell biology needed to understand such issues as animal cloning, genetically modified food, and gene therapy. It examines the debates on the sociological and ethical issues surrounding modern technology, laying out the issues for the reader, while urging a rational approach.