If one parent has sickle cell anemia and the other parent has normal blood, none of their offspring can have sickle cell anemia.

Question

Quizplus · Accepted Answer

If one parent has sickle cell anemia and the other parent has normal blood, they are both carriers of the sickle cell gene. Carriers have one normal gene and one sickle cell gene, so they do not have sickle cell anemia themselves. However, they can pass on the sickle cell gene to their children. If both parents are carriers, there is a 25% chance that each of their children will inherit two sickle cell genes and have sickle cell anemia.

If One Parent Has Sickle Cell Anemia and the Other