II. Epidemiology: Percentage of shared genes among relatives

  1. First Degree Relatives share 50% of genes
    1. Children
    2. Parents
    3. Siblings
  2. Second Degree Relatives share 25% of genes
    1. Aunts and Uncles
    2. Neices and nephews
    3. Grandparents
    4. Half-siblings
  3. Third Degree Relatives share 12.5% of genes
    1. First Cousins
    2. Great Grandparents

IV. Associated Conditions: Single Gene Diseases

V. Resources

  1. U.S. Surgeon General's Family History Initiative
    1. http://www.hhs.gov/familyhistory

Images: Related links to external sites (from Bing)

Related Studies