Light waves or energy waves
IB does this. The IB plans out a students high school courses over at least 2 years. Trust me, I'm in it! Hope that helps!
Plant cells have certain distinguishing features, including chloroplasts, cell walls, and intracellular vacuoles. Photosynthesis takes place in chloroplasts; cell walls allow plants to have strong, upright structures; and vacuoles help regulate how cells handle water and storage of other molecules.
