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  1. riss123

    Gene cascade?

    im reading over my bio notes on the option unit genetics... can anyone tell me what a gene cascade is?... "The study of mutations of homeotic genes shows that a small mutation can suddenly affect an organism as a gene cascade is altered" i dont get the gene cascade bit. lol.
  2. riss123

    Spherical Distance

    Eek. I cant work out how to do this question: The spherical distance between two points on the surface of a sphere is 80cm. If the sphere has a radius of 45cm, find the angular distance between the two points. anyone know how to do it? ox
  3. riss123

    focusing on one text from STIM booklet

    i know its wrong to just focus on one text from the stimulas booklet, but... whats the chance they are gunna ask us to focus on a specfic text?. anyone else out there focusing on just one?
  4. riss123

    anyone else feeling like there is no use?

    i feel so annoyed. there is to much pressure put on the hsc.... i mean really, if you dont get into uni, is it really that bad? are you any less of a person?. i have a biology exam on monday. Im screwed. I regret my subject choice. :burn: lol. does anyone else have that attitude? or is anyone...
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