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BIOCHEMISTRY LECTURE > GLYCOLYSIS > Flashcards

GLYCOLYSIS Flashcards

1
Q

Glucose - Glucose 6 phosphate

A

hexokinase

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2
Q

Glucose 6 phosphate — Fructose 6-phosphate

A

Phosphohexose isomerase

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3
Q

Fructose 6- phosphate — Fructose 1,6 biphosphate

A

Phospho fructokinase-1

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4
Q

Fructose 1,6 biphosphate —Glyceraldehyde 3-phosphate and Dihydroxyacetone phosphate

A

Aldolase

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5
Q

Dihydroxyacetone lhosphate—Glyceraldehyde 3- phosphate

A

Triose phosphate isomerase

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6
Q

Glyceraldehyde 3-phosphate — 1,3 bisphophoglycerate

A

Glyceraldehyde 3- phosphate dehydrogenase

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7
Q

1,3 bisphosphoglycerate — 3- phosphoglycerate

A

phosphoglycerate kinase

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8
Q

3- phosphoglycerate — 2 phospholycerate

A

Phosphoglycerate mutase

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9
Q

2-Phosphoglycerate —Phosphoenolpyruvate

A

enolase

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10
Q

Phosphoenolpyruvate — pyrivate

A

pyruvate kinase

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11
Q

glycolysis occur in

A

cytoplasm

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12
Q

Krebs cycle occurs in

A

mitochondria

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13
Q

Pyruvate — acetyl CoA

A

pyruvate dehydrogenase

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14
Q

Acetyl CoA— Citrate

A

citrate synthase

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15
Q

citrate — cis-aconitate

A

aconitase

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16
Q

cis-aconitate — isocitrate

A

aconitase

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17
Q

isocitrate — oxalosuccinate

NapAD to NADH +H+

A

isocitrate dehydrogenase

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18
Q

oxalosuccinate — a- ketoglutarate

A

isocitrate dehydrogenase

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19
Q

a-ketoglutarate — succynl-CoA

A

a-ketoglutarate dehydrogenase

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20
Q

succinyl CoA — Succinate

A

succinyl CoA synthetase

21
Q

succinate to fumarate

FAD to FADH

A

succinate dehydrogenase

22
Q

fumarate to L- malate

A

fumarase

23
Q

L-malate — oxaloacetate

A

malate dehydrogenase

24
Q

Krebs cycle

____ electrons NADH
____ FADH2
——ATP
_____ CO2

A

6
2
1
2

25
Q

hydrolysis of 1 mole of ATP releases __ of energy

A

7.3 kcal

26
Q

a coenzyme central to metabolism
●one nucleotide has an adenine nucleobase and the other a nicotinamide

A

NAD

27
Q

reduced form

A

NADH

28
Q

____ ATP molecules are synthesized per NADH oxidized

A

2.5

29
Q

a cofactor used in anabolic reactions, such as Calvin cycle and lipid and nucleic acid syntheses require NADPH as a reducing agent (hydrogen source

A

NADPH

30
Q

____ ATPs are produced when electrons from NADPH move through the electron transport chain

A

3

31
Q

FAD

A

flavin adenine dinucleotide

32
Q

a redox-active coenzyme which is involved with several enzymatic reactions in metabolism

A

FAD

33
Q

___ ATPs are synthesized per FADH2 oxidized

A

1.5

34
Q

generated by one of the enzymes in the citric acid cycle

A

GTP

35
Q

catalyst of GTP

A

nucleoside diphosphate kinase

36
Q

GTP number of ATP

A

1

37
Q

end product of glycolusis

A

2 Pyruvate
2 NADH
2 H
2 ATP
2 H2O

38
Q

pyruvate formed in glycolysis enters the mitochondrial matrix; undergoes oxidative decarboxylation to form

A

acetyl CoA

39
Q

KREBS CYCLE

A

Tricarboxylic Acid Cycle

40
Q

End products of krebs cycle

A

acetyl-CoA+ 3 NAD+ FAS+ GDP+ P + 2 H2O —>
CoA-SH +3 NADH +FADH 2+ 3 H+ GTP+ 2 CO2

41
Q

●final step in cellular respiration

A

oxidative phosphorylation

42
Q

the process where energy is harnessed through a series of protein complexes embedded in the inner membrane of mitochondria called the

A

electron trasport chain

43
Q

Complex I

A

NADH to NAD+

2 electrons

44
Q

Complex 2

A

FADH2 to FAD

45
Q

electrons from Complex I and complex 2 are transferred to a carrier called

A

ubiquinone Q

46
Q

accepts electrons from ubiquinone Q

A

Complex 3

47
Q

Electrons from complex 3 are picked up by

A

cytochrome C

48
Q

Complex IV

A

reaction with O2 produces H2O

High H+ concentration

49
Q

is the enzyme that makes ATP molecules.

A

ATP synthase

BIOCHEMISTRY LECTURE (8 decks)

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