Interactions Between the Alleles of Single Gene

• Incomplete Dominance (pp. 218)
• Codominance (pp. 219-220)
• Recessive Lethal Alleles (pp. 220-223)

Gene Interaction and Modified Dihybrid Ratios

• 9:3:4 (recessive epistasis, pp. 234-236)
• 12:3:1 (dominant epistasis, p. 236)
• 9:6:1 (problem 6:62)
• 10:3:3

Genetic Nomenclature

Pedigree Analysis

Suggested Problems Griffiths et al., 2015

• Chapter 3: 12, 14, 18
  Chapter 6: 20, 25, 17, 37, 45