The movement of substances (as by diffusion) across a cell membrane without the expenditure of energy.
I just did this one if im not mistaken it was red giant
A derived trait is a trait that the current organism has, but the previous one did not have.An ancestral trait is a trait that you, and your ancestors had.A vestigial structure is a structure that had some sort of use in your ancestor, but none in your current body
This is true. when it is warmer the planet and insects can migrate to thses other places so they do not have to die or hibernate through winter.
