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  1. Xx_EMINEM_xX

    Biology 33, how was it?

    just hope for a low curve..
  2. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    IDK know really, but it's always from 70% to 80% in the total of all papers for an A
  3. Xx_EMINEM_xX

    Biology P33 8 Nov

    i think 28-30/40
  4. Xx_EMINEM_xX

    Biology 33, how was it?

    yea it was easy, alhamdulillah
  5. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    Guys about the HBa and HBs Alleles question, HBs is not ressicive they are both dominant (Co-dominance) you will now that in A2 Biology, so If you wrote that HBs is ressicive then you're wrong..
  6. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    yes, they didn't repeat a single question :/
  7. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    Yes, You know I answered all the past papers and all paper 2 variants, and the exam had new Ideas and questions..
  8. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    but according to us it was tricky most of us messed up, I think..
  9. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    It should be less !! all Variant 22 papers were 42-40/60 so this should be in the same range !
  10. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    Yes, the question was to write Organelles that you can only see by Electronic Microscope and describe their structure, that's why it had two lines for each answer.. such as: Ribosomes, Consists of Two sub-units (large sub unit & Small Sub unit) with a space in between called "Cleft" site of...
  11. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    I don't know about alleles but as you wrote other necessary info they will award marks on it, and wrong info will be penalized you might get 2/3 I think the micograph had 3 marks on it, 1 mark on each answer (Organelle + Description), so sorry I think you might get 0/3.. sorry dude just hope...
  12. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    I was saying the difference..
  13. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    Don't worry, Let's Hope that the curve is low..
  14. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    In that question you should write, Amylopectin is Branched and have 1-6 Glycosidic bonds, While Amylose is Unbranched and have 1-4 Glycosidic bonds.. You can say that Amylopectin forms Glycogen in Animal cells, while a Mixture of Amylopectin and Amylose forms starch in plant cells ( This is...
  15. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    Yes you should write about inhibitor, as it had many marks and many lines to write in and actually it said Explain not Describe I think
  16. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    Well Non-Competitive inhibitors also decreases the rate of DNA synthesis, but If it was Competitive inhibitor the graphs would be lower slopes but same end point.. Non-Competitive inhibitors bind with allosteric site, Enzyme loses it's shape can't fit the substrate anymore, so no...
  17. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    It's Non-Competitive as the the three graphs didn't meet at the end, Non-Competitive Inhibitor always have lower slope and lower end point, so it's non competitive, I don't remember if we had to mention data from graph, but I mentioned data just in case.. about the Typhoid thing I'm not sure if...
  18. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    Because It's in a simple food chain, and as we go along the food chain there is an energy loss about 10% is only transferred , The whale was secondary consumer, so less energy loss so more available energy for the whale for it's growth.. and you can say also that the whale has other sources for...
  19. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    They Accept it if they are Phonetically the same
  20. Xx_EMINEM_xX

    BIOLOGY PAPER 22

    Insha'Allah
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