micro 119 unit 2 test

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Anonymous
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235789
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micro 119 unit 2 test
Updated:
2013-09-19 12:02:48
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micro 119
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  1. protoza are
    animal like
  2. protoza defined by three characteristics
    eukaryotic, unicellular, no cell wall
  3. size of protoza
    3-300 microns
  4. protoza habitats
    water, soil, decaying organic matter
  5. protoza most are
    chemoheterotroph ingesters
  6. protoza eat
    dead plant/animal, live bacteria/aglae
  7. help form the basis of the aquatic foodchain, get eaten by larger animals is a protoza
    zooplankton
  8. protoza reproduction
    all asexual, most also sexual
  9. only few are pathogens, but cause 100's of millions infections yearly worldwide
    protoza
  10. allow host to survive desiccation, nutrient deficiency, lack of O2
    cysts
  11. allow intestinal protozoa to pass between hosts
    cysts
  12. all have this stage in the protozoan life cycle
    trophozite stage
  13. like bacterial endospores but not as resistant
    protozoa
  14. classify by 18 rRNA and electron microscopy
    protozoa
  15. Also classified by means of locomotion (motility)
    protozoa
  16. flowing extensions of cell membrane/in regards to a protozoa
    pseudopodia
  17. can overgrow in vagina when acidic ph is raised
    trichomonas vaginalis
  18. is intracellular apicomplexan parasite, can cross placenta and cause spontaneous abortion
    toxoplasma
  19. causes malaria
    plasmodium
  20. causes cryptosporidiosis, which is a diarrheal disease
    cyrptosporidum
  21. causes paralytic shellfish poisoning and makes the powerful toxin called saxtoin
    gymnodinium
  22. classified by reproduction (spore type) and hyphae type
    fungi
  23. microscopic, unicellular
    yeasts
  24. have multicellular tubular filaments
    molds
  25. reproductive structure of some molds, multicellular
    mushrooms, puffballs
  26. cell wall is made from chitin
    fungi
  27. fungi are pathogens and what causes infections in animals
    mycoses
  28. can cause allegeries by spores in the air
    fungi
  29. can cause food spoilage
    fungi
  30. recycle nutrients by feeding off dead plants/animals
    decomposers/saprobes
  31. Are chemoheterotroph abosorbers
    fungi
  32. helps with medicine in particular antibiotics penicillin and cephalosporin
    fungi
  33. long threadlike cells; tubular filaments
    hyphae
  34. septate hyphae
    have crossed cell walls called septum
  35. aseptate
    no walls, multinucleate
  36. mass of hyphae
    mycelium
  37. Vegtative body in mold
    thallus/ plural is thalli
  38. have reproductive structures made of hyphae
    mushrooms/puffballs
  39. for yeast are small, globular and single celled
    thalli
  40. produce both types of thalli depending upon temperature or CO2 concentration
    dimorphic
  41. separated piece of mycelium can generate new colony
    fragmentation
  42. yeasts bud and if remain attached can produce
    psuedohypha
  43. fungal asexual spores have how many types
    3
  44. produce sporangiospores and spores in SACS
    sporangium
  45. form inside hyphae
    chlamydospore
  46. produce conidiospores and free spores
    conidia
  47. can produce asexually and sexually
    fungi
  48. fungal sexual reproduction determines
    classification
  49. only asexual spores found
    deuteromycota
  50. black bread mold
    rhizopus
  51. most food spoilage, dutch elm
    ascomycota
  52. poisonous mushrooms, cellulose decomposers
    basidomycoda
  53. a ascomycota fungus that provides nutrients,h20, protection from desiccation and harsh light
    linchen
  54. plant-like
    eukarya algae
  55. photosynthesis in chloroplasts using chlorophyll
    eukarya alage
  56. part of phytoplankton which is basis of aquatic foodchain
    eukarya alage
  57. habitat mostly in fresh and marine waters
    eukarya alage
  58. eukarya alage reproduction
    asexual or sexual
  59. cell type is unicellular, colonial, or thalli
    eukarya alage

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