Incomplete Dominance (Leaving Cert Biology): Flashcards
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Incomplete dominance definition
Incomplete dominance definition
Neither allele completely dominant over the other
Heterozygous phenotype in incomplete dominance
Heterozygous phenotype in incomplete dominance
Between the two homozygous phenotypes
Snapdragon cross: red x white flower result
Snapdragon cross: red x white flower result
Pink flowers
Where incomplete dominance occurs
Where incomplete dominance occurs
Plants and coat colour of animals like cattle
Allele masking in incomplete dominance
Allele masking in incomplete dominance
Neither allele masks the other
Heterozygous trait in incomplete dominance
Heterozygous trait in incomplete dominance
Blend of the two homozygous traits
Snapdragon genotype RR phenotype
Snapdragon genotype RR phenotype
Red-flowered
Snapdragon genotype rr phenotype
Snapdragon genotype rr phenotype
White-flowered
Snapdragon genotype Rr phenotype
Snapdragon genotype Rr phenotype
Pink-flowered (intermediate)
F1 genotype from RR x rr cross
F1 genotype from RR x rr cross
100% Rr
F1 phenotype from RR x rr snapdragon cross
F1 phenotype from RR x rr snapdragon cross
100% pink flowers
F2 genotype percentages from Rr x Rr
F2 genotype percentages from Rr x Rr
25% RR, 50% Rr, 25% rr
F2 phenotype percentages from Rr x Rr
F2 phenotype percentages from Rr x Rr
25% red, 50% pink, 25% white
Pink flower percentage in F2 (Rr x Rr)
Pink flower percentage in F2 (Rr x Rr)
50%
Red flower percentage in F2 (Rr x Rr)
Red flower percentage in F2 (Rr x Rr)
25%