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Science Unit 6 Cells
| organelles | different structures that make up a cell and carries out a specific job |
| cells | tiny building blocks that make up all living things |
| cell membrane | a jelly-like substance inside a cell that holds organelles in place and helps the cell keep its shape |
| cell wall | a strong, stiff outer layer found only in plant cells, helps protect the cell and gives it shape |
| cytoplasm | jelly-like substance inside a cell that holds all the cell's organelles in place, also helps transport materials and gives the cell its shape. |
| nucleus | control center of a cell that holds its DNA and directs its activities |
| chloroplasts | small structures in plant cells that help them make food from sunlight through a process called photosynthesis. |
| microscope | a tool that makes small things, like cells and bacteria, look much bigger so we can see them better |