Pink snapdragons

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Pink snapdragons?
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Which allele is dominant?
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Incomplete Dominance

• Genetic condition in which neither allele is
  completely dominant or recessive
• NOT a result of blending theory!!!!!!!!!
• Result of having less pigment than red homozygous
  phenotype

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NOT result of blending theory
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Codominance

• Genetic condition in which both dominant and
  recessive alleles are expressed.

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Multiple Alleles

• There are many genes with multiple alleles.
• Humans
• Genes for eye color

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Multiple Alleles

• Coat color in rabbits determined by 1 genes that
  has 4 alleles

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Polygenic Traits

• Inherited characteristic (traits) controlled by
  more than one gene
• Wide range of phenotypes

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