A female who inherits one affected X chromosome becomes a “carrier” of hemophilia. She can pass the affected gene on to her children. In addition, a female who is a carrier sometimes can have symptoms of hemophilia. In fact, some doctors describe these women as having mild hemophilia. Females who … See more A woman who is a carrier of the hemophilia gene can have low factor VIII (8) or factor IX (9) levels, and have symptoms of … See more Mothers who carry the hemophilia gene are at risk for serious bleeding after delivery. This is because the high levels of factor VIII during pregnancy fall back to lower levels after … See more WebA heterozygous woman carrying the recessive gene for hemophilia marries a man who is not a hemophiliac. Assume the dominant gene is XH and the recessive gene is Xh. The woman's genotype is...
Sex chromosomes & X-linked inheritance (article) Khan …
WebExpert Answer 3.a. Hemophilia is a X-linked recessive disorder which means that the women must carry two defective X allele for the trait to show itself. If H is the defective allele, then the genotype of the woman is X^H X^H. b. Since men … View the full answer Transcribed image text: 3. WebFeb 7, 2024 · Every woman has two different X chromosomes inherited from her parents. If one of them is faulty or sick, the second, healthy one may take its function. Every man, however, is equipped with only one X … the star wars born with kris kristofferson
The Clinical Genetics of Hemophilia B (Factor IX Deficiency)
WebOct 7, 2024 · Most women with the defective gene are carriers who have no signs or symptoms of hemophilia. But some carriers can have bleeding symptoms if their clotting … WebHemophilia A (Classic Hemophilia) This type is caused by a lack or decrease of clotting factor VIII. Hemophilia B (Christmas Disease) This type is caused by a lack or decrease of clotting factor IX. Signs and … WebApr 9, 2024 · Haemophilia was previously regarded as a classical example of Mendelian inheritance, with mutation in only a single gene (F8 or F9) causing the disease phenotype. The disease manifests complete penetrance. Studies, however, revealed the striking genetic and phenotypic heterogeneities of the disease. mystical village