Assertion : Haemophilia is a recessive sex linked disease.
Reason : Haemophilia occurs due to mutation of a structural gene on chromosome $15$.
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
If the Assertion is correct but Reason is incorrect.
If both the Assertion and Reason are incorrect.
Red green colour blindness appears due to
Which of the following is a genetic disease
A colour blind man marries the daughter of a colour blind person. Then in their progeny
Choose incorrect statement for haemophilia.