Cells

3. chloroplast – Stores water and nutrients; contains chlorophyll for photosynthesis.
5. – A tiny opening in a membrane that allows substances to pass through.
6. nucleus – A protein that speeds up chemical reactions; controls the cell and contains DNA.
10. protein – The process of breaking down glucose for energy; a molecule needed for body functions.
12. diffusion – Tightly packed DNA; movement of molecules from high to low concentration.
13. organelle – The process of making something; a small structure inside the cell with a specific function.

1. ribosome – The powerhouse of the cell; the site of protein synthesis.
2. organism – A group of similar cells working together; a living thing.
4. membrane – The basic unit of life; a protective barrier around the cell.
7. wall – Provides structure to plant cells; a rigid outer layer found in plant cells.
8. photosynthesis – Movement of water across a membrane; process plants use to make food.
9. RNA – Carries genetic information; helps in making proteins.
11. cytoplasm – The control center of the cell; the jelly-like substance inside the cell.