click below
click below
Normal Size Small Size show me how
General Cell Vocab
1st ESO cell vocab
| Term | Definition |
|---|---|
| Cell membrane | A thin layer that surrounds the cell and controls what enters and leaves |
| Cytoplasm | A jelly-like substance inside the cell where organelles are found. |
| Nucleus | The control centre of the cell. It contains DNA. |
| DNA | The genetic material that contains instructions for the cell. |
| Nuclear membrane | The membrane that surrounds and protects the nucleus. |
| Nucleolus | A structure inside the nucleus that helps make ribosomes. |
| Mitochondria | Organelles that release energy from food for the cell. |
| Ribosomes | Small structures that make proteins. |
| Endoplasmic reticulum (ER) | A network of membranes that helps make and transport substances. |
| Rough ER | Endoplasmic reticulum with ribosomes attached. |
| Smooth ER | Endoplasmic reticulum without ribosomes. It makes lipids. |
| Golgi apparatus | Modifies, sorts and packages proteins and other substances. |
| Lysosomes | Organelles that break down waste and old cell parts. |
| Vacuole | A storage space for water and other substances. |
| Chloroplasts | Organelles that carry out photosynthesis in plant cells. |
| Chlorophyll | The green pigment that absorbs light for photosynthesis. |
| Cell wall | A strong outer layer that protects and supports plant cells. |
| Cytoskeleton | A network of fibres that gives the cell shape and helps it move. |
| Vesicles | Small sacs that transport or store substances inside cells. |
| Centrioles | Structures that help organise cell division in many animal cells. |