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  1. joanna omar

    Revisions for English as a second language (0510) Posted here !!!!!!

    READY MADE BLOGS for REVISIONS (y) http://vineethkaravil.blogspot.com/
  2. joanna omar

    A level Biology: Post your doubts here!

    Thanks A bunch :D and of course no doubt this really helped me :)
  3. joanna omar

    A level Biology: Post your doubts here!

    This is A.S portion they got in paper 4 ,where u had to remember from immunity chapter the structure of Antibody 1.It have 2 heavy polypeptides and 2 light polypeptides Joined by disulfide bonds in between 2.A variable region in which antigen fits 3.They are protein in nature 4.Hinge region
  4. joanna omar

    Do your best and Let Allah do the Rest !!! Everything happens for a reason and every reason has...

    Do your best and Let Allah do the Rest !!! Everything happens for a reason and every reason has its purpose!!!
  5. joanna omar

    Revisions for English as a second language (0510) Posted here !!!!!!

    SOURCES (y)(y) https://www.xtremepapers.com/community/threads/secrets-behind-an-a-of-english-as-a-second-language-ideas-share-here.32213/ https://www.xtremepapers.com/community/threads/improve-your-writing-skills-all-you-need-for-igcse-writing-exercises.21475/ English HELPFUL website in...
  6. joanna omar

    Revisions for English as a second language (0510) Posted here !!!!!!

    Top Ready made Articles , Letters and summaries ...doubts in years according to past papers and everything :) Important points to score A* as per Examiners ? useful sites and points ....Help Is appreciated :) Let's share our ideas together (y) Anyone please also share oct/nov 2013 exam...
  7. joanna omar

    A level Biology: Post your doubts here!

    THANKS A LOT :D June -2011 (v1) but I still didn't get Q 14 :/
  8. joanna omar

    A level Biology: Post your doubts here!

    Paper 1 doubts June 2012 (v2) ----> Q10 and Q27 Nov 2012 (v2) ----> Q1 - Q17 -Q15 -Q21 -Q24 -Q34 - Q38 Nov 2012 (v3) ---->Q30,Q36 and Q39 Help is appreciated :)
  9. joanna omar

    A level Biology: Post your doubts here!

    Yeah okay then maybe I didn't see that ..thanks :)
  10. joanna omar

    A level Biology: Post your doubts here!

    In M.s only check
  11. joanna omar

    A level Biology: Post your doubts here!

    Thanks a bunch for the Graph and 5(d) this is correct but they say said that there aslo maybe a risk of tumour ..can u explain me more ?
  12. joanna omar

    A level Biology: Post your doubts here!

    Help please ! http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Biology (9700)/9700_s13_qp_23.pdf Q4 C (i) and Q5 (d)
  13. joanna omar

    A level Biology: Post your doubts here!

    Anyone help me out with this :) http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Biology (9700)/9700_w09_qp_41.pdf Explain me Q5 e (i) sumeru alevelnerd ?? Zain Javaid
  14. joanna omar

    It depends on the marks if more marks then u should explain in detail what happens Inside DCT...

    It depends on the marks if more marks then u should explain in detail what happens Inside DCT and collecting duct
  15. joanna omar

    This is because the water is reabsorbed ...Increasing urea concentration ..

    This is because the water is reabsorbed ...Increasing urea concentration ..
  16. joanna omar

    A level Biology: Post your doubts here!

    Yes, this is just in A.2 ,,,,,,,all u need to know is about mitosis stages only
  17. joanna omar

    A level Biology: Post your doubts here!

    okay they said not involved AUC its tRNA is UAG so not C GUA(val) its tRNa is CAU so not A GAA(glu) its tRNA is CUU so not B either C,A and B are involved so left out with answer is D where its is not involved
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