the multiple choice was easy, option for me (human story) easy as well...core topics...all easy EXCEPT one tricky Q about x-linked, two hard Qs locust and virus+mutation...sadly together they worth 20 marks!!! LOL ...DOOMed!!!!!!!!
hmmm since its x-linked, the colour blind will not be expressed on female...therefore the child will not get colour blind...also it says predict...not probability...=P good luck!
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LOL in bio u shud neva write so much, all in dot point and around 7-8 marks...keep it 2-3 pages...
actually it applies to all science...in the core tpoics they give u provided lines, if u went over by 2+ lines...then they wun read it...in option, even tho they didnt provide lines...u shud...