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OCR AS Biology exam 21st May 2015

What did everyone think of the paper? I thought it was okay
Original post by OliviaMedicine
What did everyone think of the paper? I thought it was okay


There are already two threads floating around about this, people are discussing the paper in said threads, go check them out :smile:
I thought it was okay, although the question about that experiment with the indicator didn't seem to make sense to me no matter how many times I read it!
Original post by charlotteosbo
I thought it was okay, although the question about that experiment with the indicator didn't seem to make sense to me no matter how many times I read it!


I know what you mean! I read it loads, then caught on to the fact that because it turned red it meant it was acidic, which meant it had a charge, so the mechanism was facilitated diffusion, but I guessed if it was a carrier or channel protein
(edited 8 years ago)
im so freaked out about f212 :'( >_<
Original post by justanotherslave
im so freaked out about f212 :'( >_<


Agreed, I don't think I've done enough revision, I'm not very good at the biodiversity and evolution but at all...

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