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  1. Hisham Khan

    A level Biology: Post your doubts here!

    I was confused how tf was water and sucrose transported in same thing lol.I saw options and both phloem made most sense lol
  2. Hisham Khan

    A level Biology: Post your doubts here!

    root s have symplast so plasmodesmata yes
  3. Hisham Khan

    A level Biology: Post your doubts here!

    I am not sure about the atrioventricular one what was answer of it and the ventricle one?
  4. Hisham Khan

    A level Biology: Post your doubts here!

    last question was t lymphocytes suppression
  5. Hisham Khan

    A level Biology: Post your doubts here!

    I spent some time on it and yes I think it's 4 because 4 strans :)
  6. Hisham Khan

    A level Biology: Post your doubts here!

    cholera was bacterium and spread by water
  7. Hisham Khan

    A level Biology: Post your doubts here!

    antibody contained 4 variable regions and 2 antigen binding sites
  8. Hisham Khan

    A level Biology: Post your doubts here!

    no I have discussed it was not only wavelenght
  9. Hisham Khan

    A level Biology: Post your doubts here!

    i t was cm2min-1 because you measure lenght of tube with ruler and amount of water lost in tube so cm2min-1
  10. Hisham Khan

    A level Biology: Post your doubts here!

    for magnification answer was lss wavelenght more solution and 1 other option. More magnification was wrong as it does not help us see all the cells in detail
  11. Hisham Khan

    A level Biology: Post your doubts here!

    for prokaryotes answer was cell wall cell surface membrane and ribosomes all 3
  12. Hisham Khan

    A level Biology: Post your doubts here!

    for potometer the answer was cm2m-1.For plasmodium answer was all mitochondria ribsome and rer .
  13. Hisham Khan

    A level Biology: Post your doubts here!

    Paper was ok .. kinda easy except the trna and bases questions
  14. Hisham Khan

    |||♣Any Past-paper Needed♣|||ASK HERE :)

    Go to gceguide.com. You'll find all papers.Search teachifyme papacambridge etc as well.If you don't find papers for march yet I/s sorry then but for A levels they are uploaded :)
  15. Hisham Khan

    A level Biology: Post your doubts here!

    Goodlunch xD
  16. Hisham Khan

    A level Biology: Post your doubts here!

    Not sure but during ventricular diastole occurs even after the ventricular muscle contract to push blood up,so pressure in atria aren't higher then in ventricle I guess
  17. Hisham Khan

    A level Biology: Post your doubts here!

    C fir 35
  18. Hisham Khan

    1 2 3 4 ,come.... study and sleep ......

    1 2 3 4 ,come.... study and sleep ......
  19. Hisham Khan

    A level Biology: Post your doubts here!

    All thanks to you,if you hadn't replied to my post,I might never have even replied to this post..
  20. Hisham Khan

    A level Biology: Post your doubts here!

    Diffusion isin't mass flow. Mass flow is the movement of dissolved nutrients into a plant as the plant absorbs water for transpiration. ... Diffusion is the movement of nutrients to the root surface in response to a concentration gradient.
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