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Search results

  1. A

    Biology Paper 22

    Did you give 52? What was the procedure in q1?
  2. A

    biology paper 12 2015

    I did C too And it was tertiary and tertiary in one of the past papers. Cause active site only depends on Tertiary structure
  3. A

    Biology Paper 22

    It was really tough. Lesser than 50 ._. Hope threshold is in 30s like last year
  4. A

    A level Biology: Post your doubts here!

    Was it ttest or chi square?
  5. A

    Biology paper 52

    Post what your teacher says please And what was the q1 method?
  6. A

    biology paper 12 2015

    What was the answer to no effect on rate of O2 uptake one? The haemoglobin one? And Ecoli ribosomes one?
  7. A

    Biology paper 52

    Sure about that? :/ And in q1 method was comparison of cleared area of different concentrations with area of extract?
  8. A

    biology paper 12 2015

    I thought overcrowdedness would be reduced by new housing so i did consider that correct And yes it was tertiery and tertiery And i dunno i went for lipid synthesis one :/ Paper was tricky ._.
  9. A

    Biology paper 52

    I wrote chi square too and wrote that data is categoric. Now i am so worried :/
  10. A

    *Biology Paper 5 tips*

    Was it ttest or chi square test?
  11. A

    Biology paper 52

    Was it t-test or chi square test in q2?
  12. A

    Biology P52? How'd the paper go? {No answer discussion}

    How can amylase concentration be found out?
  13. A

    AS Biology variant 22

    Can you explain how we had to determine amylase concentration in extract?todays p52?
  14. A

    AS Biology variant 22

    No capillary network since membranes are impermeable?
  15. A

    A level Biology: Post your doubts here!

    Because that cant be deduced from only looking at this photograph i think
  16. A

    A level Biology: Post your doubts here!

    B is light intensity so trend is same for producers as they rely on light
  17. A

    Chemistry 9701

    What was the Mr in q1?
  18. A

    A level Biology: Post your doubts here!

    Whats the answer?
  19. A

    Chemistry 9701

    Wasnt it a bit difficult? Messed up q2 Think gt would be around 25-29
  20. A

    AS Biology variant 22

    What do you guys think would be approx threshold for 33 practical chemistry?
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