This is the pedigree of a family tracing the movement of the gene for haemophilia.Explain the pattern of inheritance of the disease in the family

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principleinheritance

#1

This is the pedigree of a family tracing the movement of the gene for haemophilia.Explain the pattern of inheritance of the disease in the family.


#2

In the given pedigree of a family, a normal female is crossed with a haemophilic male.The offspring generated are carrier females as haemophilia is an X-linked disease and female has two X chromosomes.These carrier females when crossed with normal males produced carrier females and haemophilic males.