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  1. Ichthyosaurus and Pleisiosaurus, artwork
  2. Variety Of Flasks
  3. Muscles of the foot
  4. Fertilisation, artwork
  5. Taste buds, light micrograph
  6. Ribozyme molecule
  7. Insect microscopy, 19th century
  8. Electron orbitals
  9. Illustration of lung bronchioles and alveoli
  10. HIV particles, TEM
  11. Sperm production, SEM
  12. Staphylococcus epidermidis bacteria
  13. Plant pore, SEM
  14. Stegosaurus
  15. Back of brain and spinal cord with head in dark cloud indicating depression
  16. Great Auk (Pinguinus impennis), engraving
  17. Leaf midrib, SEM
  18. Heart and neck blood vessels
  19. Lunar Gateway Space Station Concept, Complete View
  20. Insulin molecule
  21. Brain coral, artwork
  22. Hunting sabre-toothed cat
  23. X-ray of human and chimpanzee skulls
  24. Utility pipes, artwork
  25. Bacterial lung infection
  26. Charles Darwin, British naturalist
  27. Human Skin
  28. That Dam Cloud
  29. Railway carriages
  30. Cervical smear slides
  31. The arteries of the brain
  32. Transverse section of an artery. cardiovascular system, circulatory system
  33. Science classroom
  34. Nedoceratops dinosaur, artwork
  35. Chemistry beakers and stack of books
  36. Apatosaurus
  37. Cell
  38. Vegetation Profile Of A Savanna
  39. Antique castor oil bottle
  40. Current melting steel wool
  41. 3D Mandelbrot fractal. Computer-generated image derived from a Mandelbrot Set.
  42. xDNA molecule
  43. Brachiosaurus
  44. Molecule THC
  45. Female skeleton, artwork
  46. Morphine crystals, SEM
  47. Anatomy of female reproductive system
  48. Jordan - USGS Earth as Art