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Chemistry 1120 > Chapter 21 > Flashcards

Chapter 21 Flashcards

1
Q

Is an exergonic reaction spontaneous or non spontaneous? Does it release energy? Does it have negative or positive free energy?

A

Spontaneous
Releases energy
Has negative free energy

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2
Q

Is an endergonic reaction spontaneous or non-spontaneous? Does it have negative or positive free energy?

A

No spontaneous
Positive

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3
Q

All materials found between the cell membrane and the nucleus are part of the ____

A

Cytoplasm

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4
Q

The ____ is a water based lipid that contains electrolytes

A

Cytosol

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5
Q

Are ribosomes part of the cytosol or cytoplasm?

A

Cytoplasm

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6
Q

T or F
The cytosol is part of the cytoplasm

A

True

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7
Q

Where does the citric acid cycle occur?

A

Mitochondrial matrix

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8
Q

Where does oxidative phosphorylation occur?

A

Inner membrane of mitochondrion

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9
Q

An ordered sequence of synthetic or degredative reactions catalyzed by specific enzymes

A

Metabolic pathway

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10
Q

A loss of electrons or hydrogen or gaining oxygen is oxidation or reduction?

A

Oxidation

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11
Q

A loss of oxygen or a gain or electrons or hydrogen is oxidation or reduction?

A

Reduction

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12
Q

Is NADH the reduced or oxidized form?

A

Reduced

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13
Q

Is NAD+ the reduced or oxidized form?

A

Oxidized

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14
Q

Is FADH2 the reduced or oxidized form?

A

Reduced

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15
Q

Is FAD the reduced or oxidized form?

A

Oxidized

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16
Q

What vitamin is NAD+ derived from?

A

Vitamin nicotinamide

17
Q

What vitamin is FAD derived from?

A

B2 / riboflavin

18
Q

Which vitamin is coenzyme A derived from?

A

B5/ pantothenic acid

19
Q

How many acetyl-CoA happen in 1 turn of the citric acid cycle?

A

1

20
Q

How many NAD+ happen in 1 turn of the citric acid cycle?

A

3

21
Q

How many NADH happen in 1 turn of the citric acid cycle?

A

3

22
Q

How many GTP/GDP happen in 1 turn of the citric acid cycle?

A

1

23
Q

How many FAD/FADH2 happen in 1 turn of the citric acid cycle?

A

1

24
Q

What are the compound in the citric acid cycle that are high energy compounds or transfer chemical energy?

A

NADH
GTP
FADH2

25
Q

Which compounds donate electrons to the electron transport chain?

A

NADH
FADH2

26
Q

Which compounds is the final electron acceptor?

A

O2

27
Q

Which compounds are the final products of the electron transport chain and oxidative phosphorylation?

A

H2O
NAD+
ATP
FAD

28
Q

Which compounds enter the electron transport chain?

A

NADH
FADH2
O2
ADP

29
Q

Compounds that are produced by the electron transport chain?

A

NAD+
FAD
H2O
ATP

30
Q

What is the function of the proton gradient in the mitochondrion?

A

It has potential energy that can power ATP synthesis

Chemistry 1120 (21 decks)

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