In humans, hemophilia is a sex linked trait. Females can be normal, carriers, or have the disease. Males will either have the disease or not (but they wonât ever be carriers)
X H X H = female, normal / X H Y = male, normal
X H X h = female, carrier
X h X h = female, hemophiliac / X h Y= male, hemophiliac
Show the cross of a man who has hemophilia with a woman who is a carrier. What is the probability that their children will have the disease? __________
7. A woman who is a carrier marries a normal man. Show the cross. What is the probability that their children will have hemophilia? What sex will a child in the family with hemophilia be?
8. A woman who has hemophilia marries a normal man. How many of their children will have hemophilia, and what is their sex?
In humans, hemophilia is a sex linked trait. Females can be normal, carriers, or have the disease. Males will either have the disease or not (but they wonât ever be carriers)
X H X H = female, normal / X H Y = male, normal
X H X h = female, carrier
X h X h = female, hemophiliac / X h Y= male, hemophiliac
Show the cross of a man who has hemophilia with a woman who is a carrier. What is the probability that their children will have the disease? __________
7. A woman who is a carrier marries a normal man. Show the cross. What is the probability that their children will have hemophilia? What sex will a child in the family with hemophilia be?
8. A woman who has hemophilia marries a normal man. How many of their children will have hemophilia, and what is their sex?
