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  1. V

    Feedback mechanisms/composition of blood/nitrogenous waste

    Is it that necessary to be so RUDE......?????????? I won’t bother anymore
  2. V

    Prac Help

    hey i have a prac test soon on both redox and titration reactions,,,i was woundering whats the best way to get a good mark for the redox reaction,,,,i know how to set it up but i dont know what the aim of it is,,r we suposed to pick a specific metal that will get the best result???? thanx if...
  3. V

    health care q's

    hey can someone please help me with these to dot points * costs of health care to consumers *health care expenditure verses health promtion expenditure thank u,,,
  4. V

    gamete formation.... variability of offspring

    hey does any one have an info or answere to this dot point, coz for some reason my book is crap at explaining it •explain the role of gamete formation and sexual reproduction in variability of offspring valentino: stop posting threads with stupid titles. make the titles relevant. i'm sick...
  5. V

    Feedback mechanisms/composition of blood/nitrogenous waste

    :confused: hey i was woundering if anyone can help me on these dot points #gather, process and analyse information from secondary sources and use available evidence to develop a model of a feedback mechanism #Describe the main changes in the chemical composition of the blood as it moves...
  6. V

    freeze drying

    Hey people, does anyone know what Freeze drying artefacts involves? thank u :confused:
  7. V

    salts need urgent help pleassseeeee

    hey can anyone tell me the effect chloride ions and sulfate ions have on objects in sea water,,,,but not after they are recovered, while their in the water?? thanx people.....
  8. V

    urgent help...these question suc

    hi i was wonndering if someone could help me with these questions please.. @ Assess the impact of particular advances in chemistry on the development of technologies in relation to your topic @ identify possible future directions of chemical research in relation to ur topic... my topic...
  9. V

    TOTAPS Q's

    Hi does any one know if TOTAPS is used for both soft tissue injures and HArd tissue injuries or just Hard tisue injuries?? thank u
  10. V

    Polyethylene glycol (PEG) in wooden artefacts

    hi i was wondering what Polyethylene glycol was used for in wooden artefcats? was it a method used after the artefact was recovered, or is it used before it is made into a ship etc etc?? thanx
  11. V

    significance of DNA replication?

    thanx guys, i understand know..
  12. V

    wallace line?

    kool thank you for that...
  13. V

    significance of DNA replication?

    yes, i picked up on that too,,,thanx guys for the reply,,,i just realy need to know what the significance is?
  14. V

    wallace line?

    hi people does anyone know where the wallace line fits into the syllubus and whihc dot point? thanxxx
  15. V

    significance of DNA replication?

    hey can someone please help me with this question??? :) describe the process of DNA replication and explain its significance
  16. V

    Darwin/Wallace's theory of evolution

    hey thank you for ur help,,,im not sure if i can help u with all of those dot point coz i havnt don all of them yet but i hope this will help :o •describe the work of Morgan that led to the identification of sex linkage Morgan has been breeding Drosophila (fruit fly). He noticed that...
  17. V

    urgent help please

    thanx u soooo much,,and sorry for the double reply :o
  18. V

    urgent help please

    no i havent, can u tell me were they are please,,? thanx :confused:
  19. V

    urgent help please

    no i havent, can u tell me where they are? thanx
  20. V

    Darwin/Wallace's theory of evolution

    hey, does anyone have a good answer to this dot point coz all my info is too detailed and its driving me insane! thank yoouu •explain how Darwin/Wallace's theory of evolution by natural selection and isolation accounts for adaptive radiation leading to divergent evolution and convergent evolution
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