topic 1 - bio - cell structures 0.0 / 5 ? BiologyCells, tissues and organsGCSEAQA Created by: dom.1.2.3Created on: 15-11-21 20:49 1092416358 Across 1. where energy is produced from chemical reactions (12) 2. organisms that not have a nucleus or organelles such as mitochondria (bacteria) (11) 4. cavity in cell that is used for storage and support (plant cell) (7) 5. substance found in living cells(outside nucleus), where chemical reactions take place (9) 8. the control centre of the cell (7) 10. a layer that holds cytoplasm in cell and controls what enters and what leaves the cell (4, 8) Down 2. small circle of bacterial DNA (7) 3. where protein synthesis takes place (9) 6. protective layer, supports cell structure, only on plant cells and bacterial cells (4, 4) 9. cells that have a nucleus and cellular organelles such as mitochondria (animal & plant) (10)
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