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Biochem II NYCC > Glycolysis > Flashcards

Glycolysis Flashcards

1
Q

what is another name for anaerobic glycolysis?

A

Ebden Meyerhoff Pathway

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2
Q

write the equation for the overall pathway of glycolysis

A

glucose -> 2 pyruvate + 2 ATP + 2 NADH + 2 H2O

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3
Q

what substance do RBC’s convert pyruvate into that is able to leave the cell?

A

lactate

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4
Q

write the equation for RBC’s and clearly label the enzyme that does this conversion

A

pyruvate + NADH -> lactate + NAD
(lactate dehydrogenase)

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5
Q

what do yeast convert pyruvate into?

A

CO2 + Alcohol (+NAD)

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6
Q

write the equation for yeast and clearly label the names of the enzymes that do this conversion

A

pyruvate + NADH +H -> CO2 + alcohol + NAD
(acetaldehyde / alcohol dehydrogenase)

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7
Q

Name the 3 stages of glycolysis

A

investment stage
splitting stage
yield stage

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8
Q

name the allosteric enzyme for glycolysis

A

phosphofructokinase

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9
Q

what hormone increases the function of the allosteric enzyme of glycolysis?

A

insulin

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10
Q

list the steps of the investment stage

A

glucose -> glucose 6P -> fructose 6P -> fructose 1,6 BP

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11
Q

what is the coenzyme for the step glucose -> glucose 6P?

A

ATP -> ADP

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12
Q

what is the coenzyme for fructose 6P -> fructose 1,6 BP?

A

ATP -> ADP

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13
Q

what is the enzyme that converts glucose -> glucose 6P?

A

hexokinase

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14
Q

what enzyme converts glucose 6P -> fructose 6P?

A

isomerase

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15
Q

what enzyme converts fructose 6P -> fructose 1,6 BP?

A

phosphofructokinase (allosteric)

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16
Q

name the steps of the splitting stage

A

fructose 1,6 BP -> DHAP
-> G3P

17
Q

what enzyme splits fructose 1,6 BP into DHAP and G3P?

A

aldolase

18
Q

what enzyme converts DHAP to G3P?

A

isomerase

19
Q

what product of the splitting stage can enter the yield stage?

A

G3P

20
Q

name the steps of the yield stage

A

G3P -> 1,3 BP glycerate -> 3 phosphoglycerate -> 2 phosphoglycerate -> phosphoenolpyruvate -> pyruvate

21
Q

what are the coenzymes for glyceraldehyde 3P dehydrogenase?

A

NAD + Pi

22
Q

what are the byproducts of the yield stage?

A

NADH
ATP
Water (H2O)
ATP

23
Q

name the enzymes at the steps where ATP is produced

A

phosphoglycerate kinase
pyruvate kinase

24
Q

what is the name of the enzyme that produces water as its coenzyme?

A

enolase

25
Q

what is the coenzyme of pyruvate kinase?

A

ADP -> ATP

Biochem II NYCC (8 decks)

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