5.2.2 Respiration Flashcards

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1
Q

where does oxidative phosphorylation occur

A

inner mitochondrial membrane

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2
Q

what is direct ATP production called

A

substrate level phosphorylation

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3
Q

4 stages of earobic respiration

A

glycolysis
the link reaction
the krebs cycle
oxidative phosphorylation

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4
Q

where does The Link reaction occur

A

in the matrix of the mitchondria

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5
Q

does the link reaction require O2

A

yes but it doesn’t use it

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6
Q

where does the krebs cycle occur

A

in matrix of mitchondria

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7
Q

does the krebs cycle require O2

A

yes but doesn’t use it

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8
Q

products per mole of glucose after the krebs cycle

A

6CO2
4ATP
2FADH
10NADH

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9
Q

how many times does the krebs cycle occur

A

twice

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10
Q

products after glycolysis

A

2x Pyruvates
2NADH
2x ATP

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11
Q

energy released when ATP turns into ADP

A

30.6 kJmol-1

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12
Q

what is a respiratory substrate

A

organic molecule broken down to ATP

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13
Q

which molecules can be used as respiratory substrate

A

carbohydrates
lipids
proteins

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14
Q

how many ATP are directly made in link reaction

A

0

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15
Q

how many ATP are directly made in glycolysis

A

2

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16
Q

how many ATP are directly made in Krebs cycle

A

2

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17
Q

how many NADH are made in glycolysis

A

2

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18
Q

how many NADH are made in link reaction

A

2

19
Q

how many NADH are made in krebs cycle

A

6

20
Q

how many FADH are made in glycolysis

A

0

21
Q

how many FADH are made in link reaction

A

0

22
Q

how many FADH are made in krebs cycle

A

2

23
Q

how many ATP molecules are made from one glucose molecules

A

36-40

24
Q

how many ATP made from 1 NADH

A

3

25
Q

how many ATP make from 1 FADH

A

2

26
Q

hydrogen acceptor for yeast anaerobic respiration

A

ethanal

27
Q

hydrogen acceptor for animal anaerobic respiration

A

pyruvate

28
Q

is carbon dioxide produced in yeast anaerobic respiration

A

yes

29
Q

is NAD reoxidised in yeast and animal anaerobic respiration

A

yes

30
Q

end products of yeast anaerobic respiration

A

2x ethanol
2x CO2

31
Q

end products of animal anaerobic respiration

A

2x lactic acid

32
Q

is yeast anaerobic respiration reversible

A

no

33
Q

is mammal anaerobic respiration reversible

A

yes

34
Q

state precisely where in the cell glycolysis occurs

A

cytoplasm

35
Q

name the intermediate compound in the anaerobic pathway for yeast

A

ethanal

36
Q

put respiratory substaretes in order of priority use

A

carbs
lipids
proteins

37
Q

put respiratory substrates in order of energy production
most-least

A

lipids
proteins
carbs

38
Q

Respiratory Quotient equation

A

volume of CO2 produced / Volume of O2 consumed at same time

39
Q

RQ value of lipids

A

0.7

40
Q

RQ value of carbohydrates

A

1.0

41
Q

RQ value of proteins

A

0.9

42
Q

what happens to RQ value when anaerobic takes place in fungus/plants

A

> 1

43
Q
A