Question

Female rarely experience the physiologic defect of haemophilia because they may be

• A. Heterozygous for the defect
• B. Homozygous for the defect
• C. Carrier for the defect
• D. Wives of haemophilic husbands

Answer 1

The correct option is A Heterozygous for the defect

Heamophilic condition will happen in females only when homozygous genes are present on both X chromosomes. If one dominant and one recessive genes are present, the condition is called as 'carrier'.