| A | B | 
|---|
| nucleus | control center of the cell which directs the cell's activities; contains information to make other cells | 
| cell membrane | thin layer that surrounds the cell and keeps it together | 
| cytoplasm | watery, jelly-like substance that fills a cell | 
| vacuoles | stores water for the cell, smaller in animal cells | 
| cell wall | stiff outer layer that protects the cell and gives it shape, found only in plant cells | 
| chloroplasts | aid in producing food for the plant, conduct the process of photosynthesis using chlorophyll | 
| cells | building blocks of all living things | 
| photosynthesis | process by which plants make sugar from sunlight, water and carbon dioxide |