How are our traits determined?

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Chapter topics:

  1. How are our traits determined?
  2. Genes contain hereditary information
  3. Alleles are dominant or recessive
  4. The inheritance of alleles can be described in a diagram
  5. Single-gene traits
  6. How can parents with freckles have a child without freckles?
  7. Genes affect many of our traits
  8. The function of genes is complex
  9. Heredity and sex chromosomes
  10. Mutations are errors in genetic information
  11. Genes and diseases
  12. Test your knowledge
  13. Summary

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