Ch 9: Cellular Pathway and Chemical Energy Flashcards Preview

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Flashcards in Ch 9: Cellular Pathway and Chemical Energy Deck (36):
1

NADH

Nicotinamide Adenine Dinucleotide

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Glucose

Initial product in glycolysis

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Hexokinase

Enzyme that phosphorylates glucose

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Glucose 6-phosphate

Resulting molecule after hexokinase phosphorylates

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Phosphohexose isomerase

Enzyme that converts Glucose 6-phosphate to Fructose 6-phosphate

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Fructose 6-phosphate

Isomere of glucose 6-phosphate

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Phosphofructokinase

Enzyme that phosphorylates Fructose 6-phosphate

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Fructose 1,6-biphosphate

Resulting molecule after phosphofructokinase phosphorylates

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Aldolase

Enzyme that splits a 6-ring carbon into 2, 3-ring carbon atoms

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Dihydroxyacetone phosphate

Resulting 3-ring molecule after aldolase splits the 6-carbon

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Isomerase

Enzyme that converts dihydroxyacetone phosphate into a more stable molecule, G3P

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Glyceraldehyde 3-phosphate

The more stable form of dihydroxyacetone phosphate

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Triose phosphate dehydrogenase

Enzyme that reduces NAD+

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1,3-biphosphoglycerate

Resulting molecule after G3P

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Phosphoglycerate kinase

Enzyme that phosphorylates 1,3-biphosphoglycerate

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3-phosphoglycerate

Resulting molecule after 1,3-biphosphoglycerate phosphorylates

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Phosphoglycero mutase

Enzyme that changes the structure of 3-phosphoglycerate

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2-phosphoglycerate

Isomere of 3-phosphoglycerate

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Enolase

Enzyme that changes the structure of 2-phosphoglycerate

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Phosphoenolpyruvate

Isomere of 2-phosphoenolpyruvate

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Pyruvate kinase

Enzyme that phosphorylates phosphoenolpyruvate

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Pyruvate

End product of glycolysis

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PCI

NADH-Q reductase

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Coenzyme Q

Ubiquinone

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PCII

Succinate Dehydrogenase

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PCIII

Cytochrome C reductase

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PCIV

Cytochrome C oxidase

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ATP

Energy currency in the cell
Produced in exergonic chemical reactions
Used for endergonic chemical reactions
Phosphate group x3 + ribose + adenine

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Aerobic

Oxygen dependent

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Anaerobic

Oxygen independent

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1 NADH

Produces 2.5 ATP*
*In glycolysis, produces only 1.5

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1 FADH2

Produces 1.5 ATP

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Glycolysis Output

2 ATP
2 NADH
2 pyruvate

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Pyruvate Oxidation Output

2 NADH

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Citric Acid Cycle Output

6 NADH
2 FADH2
2 GTP -> 2 ATP

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Fermentation

The process of rescuing cells be deoxidizing NADH back to NAD+
No energy is produced, but glycolysis continues to occur
Anaerobic