Question

Heamophilia is more commonly seen in human males than in human females because

• A. a greater proportion of girls die in infancy
• B. this disease is due to a Y-linked recessive mutation
• C. This disease is due to an X – linked recessive mutation
• D. this disease is due to an X – linked dominant mutation

Answer 1

Answer: (C)

This disease is due to an X – linked recessive mutation

Heamophilia is more commonly seen in human males than in human females because this disease is due to an X – linked recessive mutation.