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  1. Chris_S

    HSC Biology Marathon 2015

    Nah I am just joking and thanx I appreciate it! What about the example in the answer? Is it good enough?
  2. Chris_S

    2015ers Chit-Chat Thread

    I've been burn out since trials and the only thing keeping me sane and still able to study is coffee and energy drinks
  3. Chris_S

    HSC Biology Marathon 2015

    Yeah really I don't know first time actually doing them! And you judged me! lol
  4. Chris_S

    HSC Biology Marathon 2015

    I don't think anyone answered this question so I will have a go! Coagulation, Sedimentation, Filtration and Disinfection are methods used to treat water to make it suitable for drinking. Select ONE of the four processes and explain how this process reduces the risk of infection from pathogens...
  5. Chris_S

    HSC Biology Marathon 2015

    Homeostasis is the process by which organisms maintain a relatively stable internal environment. It consists of two stages including detecting changes from the stable state and counteracting changes from the stable state. For example, if the ambient temperature is increased (stimulus)...
  6. Chris_S

    ***Help - Dot Points/Notes***

    Watch these - Solvay Process - https://www.youtube.com/watch?v=VS4_wwDmoMc Saponification - https://www.youtube.com/watch?v=m3VPNo8yJfA
  7. Chris_S

    ***Help - Dot Points/Notes***

    I can't really help you as I do shipwrecks but there must be videos on youtube that can help you learn these topics!
  8. Chris_S

    Studies of Religion 1 or PDHPE please help

    Do something you will enjoy and if you want to drop it in year 12 SLR or photography might be a go as they won't affect your other subjects and are relatively enjoyable and laid back
  9. Chris_S

    Studies of Religion 1 or PDHPE please help

    Well I do PDHPE and biology and there is some common links including epidemiology and both talk about anatomy e.g. PDHPE in year 11 but doesn't link with the anatomy in communication. Therefore, apart from epidemiology doesn't really help with biology
  10. Chris_S

    HSC Biology Marathon 2015

    Describe the historical role that models play in determining the structure of DNA as the "chemical of life" (4 marks)
  11. Chris_S

    2015ers Chit-Chat Thread

    Yeah it is! I haven't left my house for the last 5 days! English and chemistry is keeping me inside
  12. Chris_S

    2015ers Chit-Chat Thread

    There is so much content in bio! OMG!
  13. Chris_S

    Studying

    ET for the win!
  14. Chris_S

    HSC Biology Marathon 2015

    Discuss the importance of the interaction between B cells and T cells in the immune response (4 marks)
  15. Chris_S

    Communication Notes

    I did this option 3rd (aka before trials) so we actually went over it explicitly but when doing Search for Better Health we rushed through it and finished it in like 5 weeks! So that was a pain and now I am like rote learning lol. I feel your pain
  16. Chris_S

    PDHPE Exam Technique Suggestions

    Most important without a doubt is knowing the instructional verb/s! Without knowing the verbs it is going to be very hard or even impossible to access full marks!
  17. Chris_S

    Question 5

    Fit athlete = increased sv and increased co due to increase in muscle hypertrophy of heart = lower resting heart rate = more oxygenated blood pumped to the working muscles at time of working demand and hence aerobic capacity of athlete has increased
  18. Chris_S

    General discussion of PDHPE

    How's everyones study going for pdhpe? Going swell?
  19. Chris_S

    2015ers Chit-Chat Thread

    The amount of memorising in pdhpe and biology I have to do along with bits of chemistry is a complete nightmare! Why can't every subject be like maths lol
  20. Chris_S

    HSC Biology Marathon 2015

    This was a question in the paper I did today - distinguish between the terms theory and law. (2 marks)
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