Fullick, Ann

Presents an introduction to the food chain, explaining the complex relationships between food consumers, predators, and decomposers, and examines what happens when the food chain is broken.

Presents an overview of human biological systems, providing information on food and nutrition, digestion, the skeleton, respiration, reproduction, and the circulatory system.

Describes how certain organisms adapt to their environment, ways to protect the environment, genetic engineering, and biotechnology.

Describes several types of evidence that forensic scientists study in the investigation of crimes, including fingerprints, blood splatters, toxicology, hair strands, pieces of glass, and others; examines accident reconstruction; and discusses the impact technological advances in DNA and other areas have had on crime fighting.

Provides information about in-vitro fertilization, explaining what it is and how it has been used to help people with fertility problems, and discusses some of the ethical objections people have to the process.