Biology - Diseases and cells

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Across
  1. 2. thick walled sexual spore
  2. 4. movement along a specific concentration gradient
  3. 6. degree of pathogenicity
  4. 8. pathogenic organism leading to disease
  5. 9. unicellular microorganisms which have cell walls but lack organelles and an organized nucleus
  6. 10. subclass of parasitic of saprophytic fungi
  7. 12. misfolded protein which causes misfolding
  8. 13. no discernible nucleus or organelles
  9. 16. 4 outdated statements about disease
  10. 18. smaller than a virus, affects plants, has no protein coating and cannot reproduce without hijacking host machinery
  11. 19. extra-cellular infectious form of a virus
  12. 20. long filamentous branches of fungi
Down
  1. 1. what occurs when an unrecognised foreign substance is in the body
  2. 3. visible
  3. 5. invalidated miasma theory and spontaneous generation
  4. 7. discernible nucleus
  5. 11. microscopic acellular animalcules
  6. 14. minute reproductive unit capable of giving rise to a new individual without sexual fusion
  7. 15. macro-parasitic worm
  8. 17. has usable flagellum and falls under algae, fungi, and protozoans