Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Which one is a true statement about haemophilia? (1) Caused by X-linked recessive gene (2) Caused by abnormal type of haemoglobin (3) It is hereditary bleeding disorder (4) Characterized by absence of melaninA) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: D
Solution :
Haemophilia is a X-linked recessive disease and is also called bleeder's disease.
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