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Harry Potter Inheritance
Is the allele for magic dominant or
recessive?
• Harry Potter’s parents were both wizards
• Ron’s parents are both wizards, so are all his siblings
• Both of Hermione’s parents are muggles, but she is a witch
The muggle allele is dominant (M)
The magical allele is recessive (m)
Hermione’s parents are both muggles but she is a
witch…
Phenotype of Hermione:
Witch
Genotype of Hermione:
Phenotype of Hermione’s parents:
Genotype of Hermione’s parents:
Voldemort is a half blood; his dad was a muggle and
his mum was a pure blood witch…
Phenotype of Voldemort:
Wizard
Genotype of Voldemort:
Phenotype of Voldemort’s parents:
Mum: witch Dad: muggle
Genotype of Voldemort’s parents:
Mum: muggleDad: wizard
Harry Potter’s mum was a witch but his
grandparents and aunt were muggles…
Genotype of Harry’s mum Lily:
Genotype of Harry’s aunt:
Lily Potter
Genotype of Harry’s grandparents:
Aunt Petunia
The Weasley’s
Molly Weasley
Arthur Weasley
?
Charlie
Bill
Percy
Fred and George
Ron
Ginny