Question

What is haemophilia? Explain its inheritance with the help of suitable charts.

Answer 1

Red Green color blindness is a recessive, sex-linked conditionColor blindness is more common in males than in femalesMales cannot pass on color blindness to their sons since the Y chromosome does not have any of the colourblindness allelesFemales are less likely to be color blind than males because they must inherit two rare recessive alleles to express the disorder whereas males only need to inherit one.

Answer 2

Haemophilia is an inherited disease .
Haem means blood , philia means abnormal or fundless .
So in this disease a inability of blood clot occurs that is blood doesn't clot