Why does a plant cell have a fixed shape and an animal cell does not? The cell membrane of a plant cell is surrounded by a cell wall.
O Plant cells have larger vacuoles than animal cells.
O The process of photosynthesis causes plant cells to have a rigid shape.

The model illustrates a process by which a substance is taken up by a cell. which statements describe the process? a. the model shows the process of endocytosis. b. the process shown in the model requires energy from the cell. c. the cell membrane in the model remains intact throughout the process. d. the model shows the process of facilitated diffusion.