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  1. A

    A-level biology paper 42

    A B C. was A= RuBP B=fatty acids C=Glucose ?
  2. A

    A-level biology paper 42

    some questions tricky. i think gt will b above 65
  3. A

    A level Biology: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20(9700)/9700_w06_qp_4.pdf can anybody please explain Q2 (a) from paper4 oct/nov 2006. How do you determine that alleles for a phenotype are whether homozygous or heterozygous by reading the given data...
  4. A

    A level Biology: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20(9700)/9700_w12_qp_21.pdf Q2 part a(i) can somebody please explain this? isn't this facilitated diffusion as it is being carried out through a protein channel? whereas the ms states it as 'diffusion...
  5. A

    A level Biology: Post your doubts here!

    can somebody please explain the epidemiological and experimental evidences linking cigarette smoking to disease and early death?
  6. A

    Biology Practical 34 this Tuesday! Scared any tips/help?

    any guesses? do you know what's coming?
  7. A

    Biology Practical 34 this Tuesday! Scared any tips/help?

    can somebody please tell me how to attempt question 1 part a of winter 2004 paper 3? http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20(9700)/9700_w04_qp_3.pdf
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