Help me answer these questions pls asap.

What are transitions between a liquid and gas called? identify which way they are transitioning

The grooves or folds of the brain are called

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion