1. CODOMINANCE & INCOMPLETE DOMINANCE

2. CODOMINANCE & INCOMPLETE DOMINANCE Cow colour comes from alleles that are codominant… C R C W C R C W + “ red” “ white” “ roan”

3. CODOMINANCE & INCOMPLETE DOMINANCE What are the genotypes and phenotypes of the following cows? C W C W C R C R C R C W

4. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you mate the following cows? C R C R C R C W x

5. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you mate the following cows? C R C R C R C W C R C R C R C W C R C R C R C W F1 Genotypes: 1 C R C R : 1 C R C W F1 Phenotypes: 1 red : 1 roan z

6. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you mate the following cows? C R C W C R C W C R C W C R C W F1 Genotypes: All C R C W F1 Phenotypes: All 1 roan C R C W C R C W z

7. CODOMINANCE & INCOMPLETE DOMINANCE Snapdragon flower colour comes from alleles that are incompletely dominant… F F’ F F’ + “ red” “ white” “ pink”

8. CODOMINANCE & INCOMPLETE DOMINANCE What are the genotypes and phenotypes of the following snapdragon flowers? FF F’F’ F F’

9. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you cross the following flowers? FF F’F’ Mon cherie! My, what soft petals you have!

10. CODOMINANCE & INCOMPLETE DOMINANCE F F’ F F’ F1 Genotypes: All F F’ F1 Phenotypes: All pink What would happen if you cross the following flowers? F F’ F F’ F F’ F F’ z