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A2 Biology OCR June 2015 Revision Thread

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Original post by AnnekaChan173
There is literally no point writing everything down bruh the exam is an hour and a half


1 hour 15!
Original post by baymax96
List of number and types of molecules produced in stages of respiration per glucose?


Glycolysis - 2 ATP net gain, 2 reduced NAD, 2 pyruvate
Link reaction - (2 turns) - 2 reduced NAD, 2 CO2
Krebs Cycle - (2 turns of cycle) - 6 reduced NAD, 2 reduced FAD, 4CO2, 2ATP
Reply 2062
god bless
Original post by domcandrews
1 hour 15!


shame i was thinking about maths :') good luck everyone :biggrin:
Anyone got that 2014 paper? I done the rest quite a few times but I haven't got this one done yet.
Original post by TheNoobishKnight
Anyone got that 2014 paper? I done the rest quite a few times but I haven't got this one done yet.


http://www.thebiotutor.com/uploads/2/7/2/8/27287711/f214-01_jun14.pdf
Good luck everyone! :smile:
Reply 2069
Original post by domcandrews
Glycolysis - 2 ATP net gain, 2 reduced NAD, 2 pyruvate
Link reaction - (2 turns) - 2 reduced NAD, 2 CO2
Krebs Cycle - (2 turns of cycle) - 6 reduced NAD, 2 reduced FAD, 4CO2, 2ATP


What about oxidative phosphorylation/chemiosmosis?

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Guys is it pm or am?? (Bit late I know)
Original post by LA_95
What about oxidative phosphorylation/chemiosmosis?

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During this proces, 32 ATP molecules are produced
I'm relatively prepared for this Exam, but you never know the type of questions they'll throw at you in the Exam, best of luck to everyone today.
Original post by G3org3_97
Guys is it pm or am?? (Bit late I know)

pm
is NADH ,H+ the same thing reduced NAD ?
After learning all of the processes for respiration I'll be pretty annoyed if it doesn't come up!


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Original post by Maham88
is NADH ,H+ the same thing reduced NAD ?


Yes, NADH is the same as reduced NAD
Don't know what you mean by the H+ though lol
Guys does adrenaline have any effect on temperature?
Original post by goonieskellie
Guys does adrenaline have any effect on temperature?


Well it will increase the rate of metabolism so yes I believe.
Original post by ItsChrisV
Yes, NADH is the same as reduced NAD
Don't know what you mean by the H+ though lol


I think its when NAD+ is reduced so it becomes NADH and H+, not sure if you need to know that

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