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Search results

  1. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    If you don't mind its 19 30 (7 p.m) right ..... Thanks for the help anyway....
  2. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Thanks alot for the help....
  3. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Why it would be N PLZZZZ need help with this why.... Shouldn't it be M ...
  4. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Sorry its actually part c....
  5. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Need help with question 3 part C ..... Plz give some brief detail too... ' http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20O%20Level/Biology%20(5090)/5090_w08_qp_2.pdf
  6. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Guys need help is it necessary to do yearly past papers .... P.S i have done all topical 1998-09 ......
  7. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Thanks for the help buddy......
  8. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    What are nitrifying and de-nitrifying bacteria????? Plz help needed...
  9. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    What are nitrifying and de-nitrifying bacteria????? Plz help needed...
  10. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Thanks..
  11. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    What are the differences between monocotyledons and dicotyledons?
  12. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Can someone post guess paper for bio,!!!!!!
  13. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Guys i have just done bio topical 1998-2009 ..... But didn't even touched the book .... What you guys advise what more should i study .....
  14. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Guys need help.... In LOCK and KEY hypothesis which is lock and which is key...... Give reference with the enzyme and substarte.....
  15. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Can someone tell me that at todays ATP was the last answer was meosis or mitosis...... Reply soon plz....
  16. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    But when you measure pollen grain it is 56 mm .......
  17. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    I want to know the microscope procedure.....
  18. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Can someone tell me how to examine a leaf under microscope to find where chloroplast are found..... And also the examine of pollen grains ..... It would be very helpful....
  19. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    Thats why i've also asked for help...... :-)
  20. Talhakhan

    Biology; Chemistry; Physics: Post your doubts here!

    In past paper this answer is written "the evidence pointed to greater sensitivity in the finger tips. Therefore , there were greater number of receptors in the finger tips. Hence they were closer together and could distinguish the two needles points even when the needlew were most close together..
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