Liam's father has blue eyes, but Liam himself has brown eyes, like his mother. As an adult, Liam marries a woman with blue eyes, and now they are expecting their first baby. Is it possible for the child to be born with blue eyes?
A)Yes.Liam may carry the recessive gene for blue eyes.
B)Yes.When one parent has blue eyes and the other has brown, the child always has a 50 percent chance of getting the blue eyes.
C)No.As long as one parent has brown eyes the child will always have brown eyes.
D)No.Since Liam has brown eyes, he carries only genes for brown eyes.
E)Yes.Liam may carry the dominant gene for blue eyes.

Question

Quizplus · Accepted Answer

Liam, having brown eyes, can still carry a recessive gene for blue eyes inherited from his father. Since blue eyes are typically caused by a recessive gene, if Liam's partner also has blue eyes (and therefore two recessive genes for blue eyes), their child could inherit the recessive gene from both parents, resulting in blue eyes.

Liam's Father Has Blue Eyes, but Liam Himself Has Brown