HC13 - Problems + Homework Flashcards

1
Q

Wat is het verschil tussen een oxidatiemiddel en een reductiemiddel?

A

Een oxidatiemiddel, of oxidant, accepteert elektronen in oxidatie-reductiereacties. Een reductiemiddel, of reductant, doneert elektronen in zulke reacties.

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2
Q
A

Pyruvaat accepteert elektronen en is dus de oxidant.
NADH geeft elektronen af en is dus de reductant.

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3
Q

Zet de volgende onderdelen van de elektronentransportketen in de juiste volgorde:
(a) cytochroom c;
(b) Q-cytochroom c-oxidoreductase;
(c) NADH-Q-oxidoreductase;
(d) cytochroom c-oxidase;
(e) ubiquinon.

A

C, E, B, A, D

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4
Q
A

A = 4
B = 3
C = 1
D = 5
E = 2

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5
Q

Welk krebscyclus enzym is ook een onderdeel van de elektronentransportketen?

A

Succinaat dehydrogenase, die is namelijk ook onderdeel van complex II.

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6
Q
A

Mitochondriale matrix

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7
Q
A

Binnenmembraan van het mitochondrion

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8
Q
A

Binnenmembraan van het mitochondrion

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9
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10
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11
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12
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13
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14
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15
Q
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16
Q
A

Complex 2

17
Q
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18
Q
A

cytochroom c oxidase

19
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20
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21
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22
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23
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24
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25
Q
A

ADP

26
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