This Special Issue celebrates Mendel’s 200th birthday by focusing on exceptions to the Mendelian ‘laws’. Discovery in science is often driven forward more by exceptions than by rules. In genetics, ...

Three British doctors report that they have found the first proved case of hemophilia (a tendency to uncontrollable bleeding) in a woman. More remarkable still, the victim bore a child without ...

Mendel solved the logic of inheritance in his monastery garden with no more technology than Darwin had in his garden at Down House. So why couldn't Darwin have done it too? A Journal of Biology ...

WEST LAFAYETTE, Ind. - Contrary to inheritance laws the scientific world has accepted for more than 100 years, some plants revert to normal traits carried by their grandparents, bypassing genetic ...