AGB 121: Principles of Animal Genetics and Population Genetics (2+1)

TRISOMY OF AUTOSOMES

• Trisomy of autosome is due to the addition of one chromosome to any one homologous pair of autosome.
• There are several examples of viable human autosomal trisomics .
  • Down syndrome (47, +21) 
  • Trisomy 13 (Patau's syndrome) (47, +13)
  • Trisomy 18 (Edward's syndrome) (47, +18)