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Chapter Outline
(See related pages)

Conceiving a New Life
Changing Theories of Conception
How Fertilization Takes Place

Infertility
Causes of Infertility
Treatments for Infertility
Alternative Ways to Parenthood: Assisted Reproductive Technology

Mechanisms of Heredity
The Genetic Code
What Determines Sex?
Patterns of Genetic Transmission

Genetic and Chromosomal Abnormalities
Dominant or Recessive Inheritance of Defects
Sex-Linked Inheritance of Defects
Chromosomal Abnormalities
Genetic Counseling and Testing

Nature and Nurture: Influences of Heredity and Environment
Studying the Relative Influences of Heredity and Environment
How Heredity and Environment Work Together

Some Characteristics Influenced by Heredity and Environment
Physical and Physiological Traits
Intelligence
Personality
Psychopathology

Summary and Key Terms

Boxes
3-1 The Everyday World: Multiple Births
3-2 The Research World: Genetic Testing







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