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  1. H

    AS Chemistry P1 MCQs Preparation JUNE 2013

    Can u please solve PAPER 1 MCQ FOR THE EXAM JUNE 2013
  2. H

    AS Physics P1 MCQs Preparation Thread.

    CAN U SOLVE PLEASE
  3. H

    A level Biology: Post your doubts here!

    where can I find old past papers MCQ PAPER 1
  4. H

    Chemistry: Post your doubts here!

    where can I find old past papers MCQ PAPER 1
  5. H

    Physics: Post your doubts here!

    where can I find old past papers MCQ PAPER 1
  6. H

    Physics: Post your doubts here!

    thanks i underestand
  7. H

    Physics: Post your doubts here!

    But why not D ... ?
  8. H

    Physics: Post your doubts here!

    can u explain
  9. H

    Physics: Post your doubts here!

    no C Can u explain thanks
  10. H

    Physics: Post your doubts here!

    can u please solve
  11. H

    AS BIOLOGY P-33

    What about P31 ??
  12. H

    AS BIOLOGY P-33

    is there any new thing on the practical exam thats coming for P31 ?
  13. H

    AS Biology Pp.3 (Doupts, Help, Tips ect.)

    For bio when they tell you to calculate the error you should take the smallest scale reading on the apparatus and divide it by two to get the error in the apparatus
  14. H

    Biology paper 31 M/J/2013

    can u upload other papers related
  15. H

    AS biology paper 31 (Practical)

    please post other papers on food test and microscope
  16. H

    Some biology practical doubts

    What do you mean by repeats? we usually do the experiment only once due to the time, so do it right the first time and you won't have to repeat it example for Serial Dilution. but if you're talking about timings something then i guess you can repeat it twice not more
  17. H

    Some biology practical doubts

    Maintain the PH of your solution- Use buffer Maintain Temperature- Use thermostatically controlled water bath or a temperature sensor enzymes have many kinds of reactions.... mention one in which you have doubts but those are the most common errors and improvements in enzyme reactions You can...
  18. H

    Biology paper 31 M/J/2013

    here it is AS LEVEL
  19. H

    AS biology paper 31 (Practical)

    yes this is the most probably suggest other papers thanks alot
  20. H

    paper 31 biology summer 2013

    Does anyone have any clue about the equipment in the confidential letter that will be used in M/J 2012 I heard that there will be Biological molecule investigation and Dilution, any other clues or tips?
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