Hemophilia

bleeders disease is a sex-linked hereditary blood coagulation dis hostel. The bloods softness to clot results in excessive bleeding, even from smooth injuries. The malady is caused by a lack of blood proteins, c some(prenominal)ed elements, which participate in blood clotting. There are terzetto types of haemophilia; haemophilia A, B and C. Hemophilia A is the most(prenominal) jet roll of the complaint and is found in 80 portion of both haemophiliacs. It is caused by a lack of figure VIII. The heartbeat most common form is bleeders disease B, which is caused by the absence seizure of factor IX. Twenty percent of the state with this disease dumbfound haemophilia B. Hemophilia C is caused by the lack of factor XI and all a small percentage of the people with the disease have this. The gene for hemophilia is located on the X chromosome. Hemophilia is a recessive sex-linked trait. Males much ordinarily get hemophilia because they only need to inherit wizard bad X c hromosome, whereas women need to inherit two. Hemophilia A and B almost always occur in boys and hemophilia C can occur in both boys and girls. iodin in 10,000 men have hemophilia A or B. The disease is passed from mother to son through one(a) of the mothers genes.

near young-bearing(prenominal)s who have the defective gene are only carriers and attest no signs of the disease. Of the children of a female person carrier and a shape male, one fractional of the boys will have hemophilia and half of the girls will be carriers. Of the children of a formula female and a male hemophiliac, all of the boys will be no rmal and half of the girls will be carriers.! Of the children of a hemophiliac female and a normal male, all of the boys will have hemophilia and all of the girls... If you want to get a full essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper