Plz i need to pass this assignment! 1. which mechanism of transport takes place when substances move from a region of low concentration to a region of high concentration? a. active b. diffusion c. hypotonic d. passive 2. which type of molecule provides cells with energy? a. carbohydrate b. nucleic acid c. protein d. water 5. plant cells and animal cells were observed under a microscope. the characteristics of two cells are listed below. cell p: does not capture sunlight cell q: has cytoplasm but no chloroplast which statement about the two cells is correct? a. cell q has a cell wall b. cell q also has a large vacuole c. cell p also has a large vacuole d. cell p also has a cell membrane