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  1. Genetic testing
  2. Retina of a normal eye
  3. Dissected eye, 1844 artwork
  4. Retina with neovascularization
  5. Guillaume Lemonnier1717-1799
  6. Group 2 metals
  7. Molecular structure
  8. Sperm bank
  9. Syringes
  10. Bromine diffusion
  11. Artwork of a section through the human kidney
  12. Microbiology research
  13. Lung blood vessel nerves, 1844 artwork
  14. Feather vane, light micrograph
  15. Healthy teeth, artwork
  16. Platelet activation, artwork
  17. Ovarian cycle, artwork
  18. Heart after heart attack
  19. Marburg virus, TEM
  20. Skin tissue, SEM
  21. Dilute hydrochloric acid reactions
  22. Art of section through human eye showing glaucoma
  23. Hazardous chemicals
  24. Artwork of foetal blood flow through placenta
  25. Salmonella, TEM
  26. CD4 protein fragment, molecular model
  27. Fertilisation, artwork
  28. Biofuel research
  29. Museum Wormianum, historical engraving
  30. Lamps connected in series
  31. Surgeon with arms crossed
  32. Helicobacter pylori bacteria, SEM
  33. Blood vessel
  34. Rice Terraces, Longsheng Ping'an, Guangxi
  35. Anticoagulant molecule
  36. Cut artery, artwork
  37. Biochemical research
  38. Historical telescope
  39. Doctors examining MRI scans
  40. Artwork of human fertilisation and implantation
  41. 5d electron orbitals
  42. Microscopic view of Stachybotrys
  43. Gonorrhoea bacteria, TEM
  44. Iliac blood vessel nerves, 1844 artwork
  45. Microscopic view of Listeria monocytogenes
  46. Heart with arteries showing cholesterol in one and plaque in the other
  47. Cochlea detail with vestibulocochlear nerve
  48. Gloved hands pipetting a liquid into a vial