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02 codominance incomplete dominance
02 codominance incomplete dominance
02 codominance incomplete dominance
02 codominance incomplete dominance
02 codominance incomplete dominance
02 codominance incomplete dominance
02 codominance incomplete dominance
02 codominance incomplete dominance
02 codominance incomplete dominance
02 codominance incomplete dominance
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02 codominance incomplete dominance

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  • 1. CODOMINANCE &INCOMPLETE DOMINANCE
  • 2. CODOMINANCE & INCOMPLETE DOMINANCE Cow colour comes from alleles that are codominant… “red” “white” “roan” + CR C W CRCW
  • 3. CODOMINANCE & INCOMPLETE DOMINANCE What are the genotypes and phenotypes of the following cows? CWCW CRCR CRCW
  • 4. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you mate the following cows? CRCR x CRCW
  • 5. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you mate the following cows? C R C W F1 Genotypes: 1 CRCR : 1 CRCW CRCR CRCW CR z F1 Phenotypes: 1 red : 1 roan CRCR CRCW CR
  • 6. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you mate the following cows? C W C W F1 Genotypes: All CRCW CRCW CRCW CR z F1 Phenotypes: All 1 roan CRCW CRCW CR
  • 7. CODOMINANCE & INCOMPLETE DOMINANCE Snapdragon flower colour comes from alleles that are incompletely dominant… “red” “white” “pink” + F F’ FF’
  • 8. CODOMINANCE & INCOMPLETE DOMINANCE What are the genotypes and phenotypes of the following snapdragon flowers? FF F’F’ FF’
  • 9. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you cross the following flowers? Mon cherie! My, what soft petals you have! FF F’F’
  • 10. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you cross the following flowers? F’ F’ F1 Genotypes: All FF’ FF’ FF’ F z F1 Phenotypes: All pink FF’ FF’ F

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