#6
Organelles and their functions (nucleus, mitochondria, ribosomes)
Paper 1 · Recall
You can…
- match organelles to their functions
- use the key terms in 1–2 mark questions
High-yield pairs
- Nucleus: contains genetic material; controls the cell.
- Cytoplasm: where most chemical reactions happen.
- Cell membrane: controls what enters/leaves the cell.
- Mitochondria: site of aerobic respiration; releases energy.
- Ribosomes: protein synthesis.
- Cell wall (plants/bacteria): strengthens/supports cell.
- Chloroplasts (plants): photosynthesis.
- Vacuole (plants): contains cell sap; helps keep cell turgid.