Gr 7-10-These titles examine remarkable as well as controversial scientific developments. Each volume discusses advances leading to the discovery, future possibilities, and the potential benefits of and concerns about the procedures. The first several chapters give comprehensive overviews while subsequent chapters expand on how the process can improve living conditions. Concerns and objections are interwoven through the texts, giving various points of view. Rebuilding defines which of the body's organs can be transplanted and discusses the functions of each. Rejection problems and solutions, selection of recipients, and research on future possibilities all receive coverage. The stem-cell debate and the use of animal organs as replacements in humans are included. Test Tube Babies discusses the causes of infertility, the treatments, and ethical issues. The views of major religions are identified, as are laws that have been passed to deal with fertility issues. Superfoods discusses issues such as how genetic engineering is used to protect crops from insects, how salmon are made to grow faster, and how rice has been modified to provide extra vitamins. Human-interest stories are interwoven into the texts where appropriate. All three volumes have full-color photographs, charts, and diagrams. First-rate updates for science collections.-Elizabeth Stumpf, Clearfield Middle School, PA Copyright 2003 Reed Business Information.