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Gycolysi (Occurs in the cytoplasm)
s Glucose (6C) ATP hydrolysed,
phosphate attaches to
glucose forming ADP
Glucose
(6P)
Fructose (6P)
ATP hydrolysed
again
Hexose 1,6,
biphosphate
Triose Phosphate Triose Phosphate
(3C) 2H+
Oxidation reaction (3C)
removed by
2 ATP substrate level
dehydrogenase phosphorylation (2ADP
+Pi)
= 2x reduced NAD Intermediate compound
(3C) 2 ADP phosphorylated
= 2 ATP
2 x Pyruvate (3C)
(A Net gain of 2 ATP)…read more

Slide 3

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The Link reaction (Occurs in the matrix)
2x Pyruvate (3C)
Dehydrogenation Decarboxylation
(Enzyme pyruvate (Enzyme pyruvate carboxylase)
dehydrogenase)
Removes 2H+, coenzyme NAD Removes 2 carboxyl
acts as an electron carrier groups
accepts H+
2x reduced NAD 2x CO2
Acetyl CoA (2C)
(Coenzyme A accepts
acetate to produce
acetyl CoA carrying
acetate to the kreb
cycle)…read more

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Kreb Cycle (Occurs in the
matrix)
Acetate (2C)
Citrate (6C)
Decarboxyle
Oxaloactate (4C) d CO2
2H+ removed Dehydrogenat
NAD accepts = ed 2H+
2x reduced removed = 2x
NAD Reduced NAD
5C
Compound
CO2
4C = 2x Reduced
compound NAD
H+ removed
FAD accepts =
Reduced FAD
4C
compound
4C
compound
ADP phosphorylated,
by substrate level
phosphorylation =
ATP…read more

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Anaerobic
respiration…read more

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Lactate Fermentation
(Occurs in mammalian muscle tissue in animals during vigorous activity)
Pyruvate
(CH3COCOOH)
From Gycolysis Pyruvate
2x Pyruvate acts deoxidises
as a hydrogen 2H Reduced reduced NAD
acceptor accepts NAD to NAD so its
hydrogen. can accept
(Enzyme lactate
more
dehydrogenase)
hydrogen and
NAD Gycolysis can
continue.
Lactate
(CH3CHOHCOOH)…read more

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