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Lipids: Emulsion Test

Kwame Oteng-Adusei 6 questions

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Questions in this quiz (6)

  1. 11. S[blank_start]hake[blank_end] test substance with e[blank_start]thanol[blank_end] thoroughly so any lipid in the sample d[blank_start]issolves[blank_end]
    1. Athanol
    2. Bissolves
    3. Chake
  2. 22. Then pour the s[blank_start]olution[blank_end] into [blank_start]water[blank_end] and gently shake
    1. Aolution
    2. Bwater
  3. 33. Any [blank_start]lipid[blank_end] will show up as a milky [blank_start]emulsion[blank_end]
    1. Alipid
    2. Bemulsion
  4. 44. The more [blank_start]lipid[blank_end] there is, the more noticeable the milky c[blank_start]olour[blank_end] will be
    1. Alipid
    2. Bolour
  5. 5[blank_start]Control[blank_end]: repeat using [blank_start]water[blank_end] instead of the sample; final solution should remain c[blank_start]lear[blank_end]
    1. Awater
    2. Blear
    3. CControl
  6. 6Cloudy [blank_start]colour[blank_end] is due to any l[blank_start]ipid[blank_end] in the samples being finely dispersed in the water to form an e[blank_start]mulsion[blank_end]; light passing through the emulsion is r[blank_start]efracted[blank_end] as it passes from o[blank_start]il[blank_end] droplets to [blank_start]water[blank_end] droplets making it appear cloudy
    1. Acolour
    2. Bmulsion
    3. Cefracted
    4. Dipid
    5. Ewater
    6. Fil

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Description
AS level Biology (Biological Molecules) Quiz on Lipids: Emulsion Test, created by Kwame Oteng-Adusei on 29/03/2017.
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