Question

It is well known that Queen Victoria of England was a carrier for haemophilia. Since this is an X-linked disease, it can be predicted that ______.

Options

• all of her sons would have had disease

• all her daugthers would have been carriers

• her father must definitely have had haemophilia

• haemophilia would have occurred in more of her male than her female descendents

Answer 1

It is well known that Queen Victoria of England was a carrier for haemophilia. Since this is an X-linked disease, it can be predicted that haemophilia would have occurred in more of her male than her female descendents.