AQA BIOL2~3rd June 2013~AS Biology (Now Closed) Watch
Starch and cellulose don't contain nitrogen and I agree with the higher sa:vr ratio one
I meant nitrogen present in heamoglobin, and starch and cellulose have formed from condensation. This is what happens when I can't remember the questions!
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I put something like different bacteria have different resistance
and to to compare them
Why do people want to know grade boundaries? Because all of your marks from all papers are added overall at A2 so why does it matter whether people get an A or B etc? (Genuine Q btw)