ocr gate way 1 notes 4 2013 test

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- paint
  - oil paint
    - the solvents evaporate
      - oil is oxidised by atnosphere
  - emultion paint
    - solvent evaporates
- sun
  - the more melanin in your skin the more protected you are
    - hydrophilic hydrophoblc ends to eulsify
  - some people think that animal thesing is wrong as it harms the animals whereas otheras think that if not it would harm humans
- ininations
  - it is where a harmless patogen is injected into your body and the antibodys fight off the patogen and remember how they did it so that in the future they can fight it again
    - the equation 2co+2no=n2+2co2
- 4.45
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the more melanin in your skin the more protected you are
- hydrophilic hydrophoblc ends to eulsify
ininations
- it is where a harmless patogen is injected into your body and the antibodys fight off the patogen and remember how they did it so that in the future they can fight it again
  - the equation 2co+2no=n2+2co2

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