• We need your support!

    We are currently struggling to cover the operational costs of Xtremepapers, as a result we might have to shut this website down. Please donate if we have helped you and help make a difference in other students' lives!
    Click here to Donate Now (View Announcement)

Recent content by zwitterion7

  1. Z

    Need P.studies notes for these topics.

    Can someone please provide me with notes for the following topics: -Invasions from Persia and Afghanistan (Decline and Fall of Mughal Empire) -East India Company -1906 Manifesto -co-operation of Muslim League with Congress in the early perios and the reasons for breakdown -All India Muslim...
  2. Z

    Chemistry MCQ thread...

    I dont get it. Could you explain further, please.
  3. Z

    Chemistry MCQ thread...

    Which isomer of C4H10O forms three alkenes on dehydration? A butan-1-ol B butan-2-ol C 2-methylpropan-1-ol D 2-methylpropan-2-ol Can someone please explain how to reach the answer?
  4. Z

    Biology P4 random notes

    why would the bacteria with resistance gene be flavored by selection??
  5. Z

    Biology P4 random notes

    I dont think this is correct. Isnt sympatric speciation the one in which polyploidy occurs.
  6. Z

    Biology P4 random notes

    MONOCLONAL ANTIBODIES STEPS IN PRODUCTION 1. Injection of antigen in mouse. 2. Mouse killed after two weeks. 3. PLasma cells taken from spleen. 4. Plasma cells fused with myeloma cells (cancer cells). 5. Hybridoma cells cultured in ideal conditions. 6. Collection of monoclonal antibodies. USES...
  7. Z

    Biology P4 random notes

    Can someone please post a note on sympatric speciation and COC's.
  8. Z

    Biology A2 Paper 4 Thread (1st June 2011)

    I need notes on the entire co-ordination chapter. Can you please post.
  9. Z

    Stats 1 Preparation

    Two events are mutually exclusive if: P(A and B) = 0 For two independent events: P(A and B)=P(A) X P(B)
  10. Z

    Stats 1 Preparation

    http://www.xtremepapers.me/CIE/Internat ... _qp_61.pdf Q5. Please explain.
  11. Z

    Stats 1 Preparation

    Thankyou. hey can you explain a question?
  12. Z

    Stats 1 Preparation

    For those who are still lost and confused with stats, open the solved papers and do them. It would really be a huge help at this point and basically the only thing which you can do, because trying to do a paper with no concepts at all is pretty useless. More helpful would be if you look at the...
  13. Z

    Stats 1 Preparation

    What is this 68-95-99.99%???
  14. Z

    Maths S1 M/J10 Solve please

    Can someone please solve Q7 part 4 and 5. http://www.xtremepapers.me/CIE/Internat ... _qp_62.pdf
  15. Z

    Question Permutation and Combination (S1)

    Thankyou. But if they are arranged in 2! ways wont two men or women come together, like, FMMF... or something like that?
See more
Top