Provides an introduction to the field of genetics, including how DNA is structured, how genetic inheritance works, and how new discoveries in genetics have helped to cure or prevent diseases.

Introduces human anatomy and physiology, explaining how different body systems work together, while promoting overall health and fitness.

Mooney helps readers explore the discoveries scientists have made about the human genome. These discoveries help us better understand and treat certain diseases, trace our human ancestry and migration, and compare our species to others. She also explores some of the ethical, legal, and social issues that arise from advances in genomic science.