The leaves close under various other stimuli, such as touching, warming, blowing, or shaking. ... The stimulus can also be transmitted to neighboring leaves. It is not known exactly why Mimosa pudica evolved this trait, but many scientists think that the plant uses its ability to shrink as a defense from herbivores
I'd say false. Mostly because organisms (most of them) slowly evolve over time due to little changes.
I do not see an attached figure...
So...
I would (jokingly) assume that they would fall when they ran out of fingers to count on/with.
;)
It’s true, both mitochondria and chloroplasts have lipid bilayer