Assertion : Persons suffering from haemophillia fail to produce blood clotting factor VIII.
Reason : Prothrombin producing platelets in such persons are found in very low concentration .

Options

A. If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark a
B. lf both Assertion & Reason are true but the reason is no t the correct explanation of the assertion, then mark b
C. If Assertion is true statement but Reason is false, then mark c
D. If both Assertion and Reason are false statements, then mark d.

Answer

C

Explanation

Haemophilia is a blood disorder where the blood does not clot normally. Haemophilia A is the ost common form, caused by a deficiency of blood clotting factor VIII. Haemophilia B is due to deficiency of blood clotting factor IX. Haemophilia is an hereditary disorder. In almost all cases, it is males that suffer the condition, although it is passed on by both females and males carrying the gene. Queen Victoria was carrier of haemophilia A. It is also knwon as classical haemophilia and factor VIII deficiency haemophilia. Haemophilia B is also known as Factor IX haemophilia, and Christmas disease after the first patient diagnosed with it. Prothrombin producing platelets in such persons are not found in very low concentration.