Biology

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Across
  1. 3. Network of protein filaments giving the cell its shape and internal organisation
  2. 5. Site of aerobic respiration in the cell
  3. 7. System of flattened sacs that modifies, sorts, and packages proteins
  4. 10. Vesicle containing catalase that breaks down hydrogen peroxide
  5. 12. Structure surrounding plant cells made of cellulose
  6. 13. Type of microscope that uses beams of electrons for high resolution
  7. 16. Small structure where protein synthesis occurs
  8. 17. Organelle containing chlorophyll where photosynthesis occurs
  9. 18. Opening that allows exchange of materials between nucleus and cytoplasm
Down
  1. 1. Region between the nucleus and the cell surface membrane
  2. 2. Small membrane-bound sac that transports materials within cells
  3. 4. Organelle that contains genetic material and controls cell activities
  4. 6. Double layer of phospholipids forming the boundary of all cells
  5. 8. Organelle containing digestive enzymes that break down worn-out organelles
  6. 9. Organelle responsible for lipid synthesis and detoxification
  7. 11. Type of electron microscope that provides 3D surface images
  8. 13. Double membrane surrounding the nucleus containing pores
  9. 14. Dense structure inside the nucleus where ribosomes are made
  10. 15. Network of membranes covered with ribosomes for protein transport