FOREWORD
CHAPTER 1 GENES AND INHERITANCE
Variations on a theme
Discovering genes
Gene carriers
New generations
Gene variation
Girl or boy?
Nature or nurture?
Two of a kind
Summary
CHAPTER 2 DNA: THE MOLECULE OF LIFE
Discovering DNA
The double helix
DNA at work
Changing the message
Human Genome Project
DNA, genes, and evolution
Summary
CHAPTER 3 GENETIC TECHNOLOGY
DNA fingerprinting
Tracing ancestors
Genetic engineering
Screening for diseases
Gene therapy
Perfect copies
Spare parts
Extinct and endangered
Predicting the future
Summary
Glossary
Index
Acknowledgments