The purpose of the cell wall is to-- A. Regulate what goes into and out of a cell.
B. Control the functions of a cell.
C. Convert energy from food into energy for a cell.
D. Provide structure for a cell

An organism has the following traits multicellular cant photosynthesize has a skull. wht kingdom does this organism most likely belong too?

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

Can someone i have no idea of how to do this.