Question

Hemophilia is an X-linked recessive disorder. What is the probability of having hemophilia for the cross that is shown in the Punnett square? 0 percent 25 percent 50 percent 75 percent

Answer 1

1. Probability of having haemophilia for the cross having genes HH and hh is 0 percent.
2. Probability of having  haemophilia for the cross having genes Hh and hh is 50 percent.
3. Probability of having  haemophilia for the cross having genes Hh and Hh is 25 percent.
4. Probability of having  haemophilia for the cross having genes hh and hh is 100 percent.