The products of one process are used as reactants by the other process.The products of one process are used as reactants by the other process.
Explanation:
Photosynthesis is the process by which glucose is formed in plants with the aid of light energy and chlorophyll. Cellular respiration is the breakdown of glucose to release energy, water and carbon dioxide. The end products of respiration are used in photosynthesis. Glucose formed from photosynthesis is used in respiration as a reactant.
C) it regulates what goes in and out of the cell Usually the membrane is the organelles that acts like a door. They decide what type of nutrients and molecules go into the cell.