sentence2_structure: Photosynthesis<>is described<>by this statement$$$Photosynthesis<>are turned<>into sugar and oxygen
sentence1: The raw materials of photosynthesis, water and carbon dioxide, enter the cells of the leaf, and the products of photosynthesis, sugar and oxygen, leave the leaf.
sentence2: Photosynthesis is described by this statement: carbon dioxide and water are turned into sugar and oxygen.
question: Which of the following statements best describes photosynthesis?