CODOMINANCE &INCOMPLETE DOMINANCE
CODOMINANCE & INCOMPLETE DOMINANCE Cow colour comes from alleles that are codominant…  “red”            “white”           ...
CODOMINANCE & INCOMPLETE DOMINANCE   What are the genotypes and phenotypes of the                  following cows?  CWCW  ...
CODOMINANCE & INCOMPLETE DOMINANCE  What would happen if you mate the following cows?         CRCR           x          CRCW
CODOMINANCE & INCOMPLETE DOMINANCE  What would happen if you mate the following cows?                       C R           ...
CODOMINANCE & INCOMPLETE DOMINANCE  What would happen if you mate the following cows?                       C W           ...
CODOMINANCE & INCOMPLETE DOMINANCE  Snapdragon flower colour comes from alleles that are                incompletely domin...
CODOMINANCE & INCOMPLETE DOMINANCE   What are the genotypes and phenotypes of the           following snapdragon flowers? ...
CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you cross the following flowers?      Mon     cherie!             ...
CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you cross the following flowers?                        F’       F...
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02 codominance incomplete dominance

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02 codominance incomplete dominance

  1. 1. CODOMINANCE &INCOMPLETE DOMINANCE
  2. 2. CODOMINANCE & INCOMPLETE DOMINANCE Cow colour comes from alleles that are codominant… “red” “white” “roan” + CR C W CRCW
  3. 3. CODOMINANCE & INCOMPLETE DOMINANCE What are the genotypes and phenotypes of the following cows? CWCW CRCR CRCW
  4. 4. CODOMINANCE & INCOMPLETE DOMINANCE What would happen if you mate the following cows? CRCR x CRCW
  5. 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. 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. 7. CODOMINANCE & INCOMPLETE DOMINANCE Snapdragon flower colour comes from alleles that are incompletely dominant… “red” “white” “pink” + F F’ FF’
  8. 8. CODOMINANCE & INCOMPLETE DOMINANCE What are the genotypes and phenotypes of the following snapdragon flowers? FF F’F’ FF’
  9. 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. 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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