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  1. The incorrect statement with regard to Haemophilia is:
    1. It is a recessive disease
    2. It is a dominant disease
    3. A single protein involved in the clotting of blood is affected
    4. It is a sex-linked disease
Correct Option: B

Haemophilia is sex linked recessive disease in which a simple protein that is a part of protein cascade involved in clotting of blood is affected. Due to this, in an affected individual a simple cut will result in non stop bleeding.



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