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OCR Biology A-Level Respiration(2) Summary

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A HandWritten summary which contains all the necessary A* Content for Respiration at OCR A-Level Biology.

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krebs Cycle :
<Coenzyme A returns to the link reaction


V
A cety , Group




&
I



4
Citrate 6 Carbon
Carbon oxaloacetate
NAD



C
> NADH



NAD
CO2 NADH
FADH2

> ATP

FAD

ADP + P S Carbon
,




NAD
4 Carbon CO2 1 ·




YNADH

Oxidative Phosphorylation :



1 .


Hydrogen atoms are delivered to the electron transport chain
by NAD and FAD
2 .
H > H+ +
e

. e
3 travels through the Chain
creating
a
proton gradient
4 Ht ions are
pumped into the intermembrane
space by the proton pumps then
.




leave via the ATP
Synthase enzyme
3 Chemiosmosis Occurs at ATP <ADP+pi ATP
Synthase <
.
:




6 - combines with
.

2H+ and "202 at the end of the chain to
produce H20



substrate level
Phosphorylation Production of ATP
involving the transfer of a
:




phosphate group from a short lived ,

highly reactive intermediate

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Uploaded on
October 9, 2023
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2023/2024
Type
Summary
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