Question

1 point

In humans, hemophilia is a sex-linked recessive trait. If a female who is a
carrier for hemophilia marries a male with normal blood clotting, what
percentage of the female children will have hemophilia? *
100%
50%
0%

Answer 1

50

Step-by-step explanation:

A woman who is a carrier has: a 25% (one in four) chance of having a daughter who is a carrier. a 25% chance of having a son with hemophilia. and a 50% chance of having a child (boy or girl) who does not have the gene for hemophilia at all (Figure 2.5)