Which statement best describes the general direction of diffusion across the membrane of this cell? 1- Glucose would diffuse into the cell.
2- Protein would diffuse out of the cell
3- Carbon dioxide would diffuse out of the cell
4- Oxygen would diffuse into the cell

the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.

propane is burned to provide the heat in many cooking grills. the chemical reaction for this process is shown in the equation below.

c3h8 + 5o2 ? 3 co2 + 4h2o + energy

what are the products in this chemical reaction?

3co2 + 4h2o + energy