The previous understanding of these organisms was fundamentally wrong (although partially right). I think it's very odd to be sawing on this idea that 'overturn

The previous understanding of these organisms was fundamentally wrong (although partially right). I think it's very odd to be sawing on this idea that 'overturning' a scientific theory requires a complete negation of it. (If your argument is that "overturning" should never be used to describe a scientific breakthrough you may have a point, albeit a rather uninteresting one.)