Jill's mother and father both have brown eyes,yet she has blue eyes.She has come to believe that she is not her parents' actual biological daughter.What would you tell her?

Question

Quizplus · Accepted Answer

It is possible for both parents to carry the recessive gene for blue eyes, and if both pass it on to their child, then she can have blue eyes even though her parents have brown eyes. This is a classic example of a Punnett Square experiment, where the outcome shows that two brown-eyed parents can have a blue-eyed child if they both carry a recessive gene for blue eyes.

Jill's Mother and Father Both Have Brown Eyes,yet She Has