Bio 102 Quiz #2 Review: You are a genetic counselor, and a couple comes to you with concerns that if they have a child together, he or she could have hemophilia. Neither of them has hemophilia, but the woman's biological father did have an X-linked recessive form of hemophilia. How should you advise them?

Question

You are a genetic counselor, and a couple comes to you with concerns that if they have a child together, he or she could have hemophilia. Neither of them has hemophilia, but the woman's biological father did have an X-linked recessive form of hemophilia. How should you advise them?

Incredible Snipe · Accepted Answer

Each of their sons will have a 50% chance of having hemophilia, and each of their daughters will have a 50% chance of being carriers.

Incredible Snipe · Answer

Half of their children will have hemophilia.

Incredible Snipe · Answer

None of their children will have hemophilia, but all of their daughters will be carriers for hemophilia.

Incredible Snipe · Answer

All of their sons and half of their daughters will have hemophilia.

Incredible Snipe · Answer

All of their sons will have hemophilia, and all of their daughters will be carriers.

Bio 102 Quiz #2 Review

You are a genetic counselor, and a couple comes to you with concerns that if they have a child together, he or she could have hemophilia. Neither of them has hemophilia, but the woman's biological father did have an X-linked recessive form of hemophilia. How should you advise them?

Each of their sons will have a 50% chance of having hemophilia, and each of their daughters will have a 50% chance of being carriers.

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