> But does that make the predecessors really asleep? Well, not directly, but we can certainly talk about the appearance a distinct state, which would now be ca

> But does that make the predecessors really asleep? Well, not directly, but we can certainly talk about the appearance a distinct state, which would now be called awake state in comparison to previous organisms that had a single state. After this appearance it makes sense to talk about previous life forms as "sleeping".