Recitation 2 Test 2 Flashcards Preview

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Flashcards in Recitation 2 Test 2 Deck (31):
1

aerobic tca requires a lot of blank

nad+

2

succinyl coA is required for biosynthesis of blank

porphyrin

3

tca cycle has blank function

amphibolic

4

driving force for reaction mediated by citrate synthase

thioester bond energy

5

tca cycle has 2 blank

substrate level phosphorylations

6

two decarboxylation reactions in tca cycle

isocitrate dehydrogase, alpha ketoglutarate dehydrogenase

7

two tca cycle reactions that require FAD

alpha ketoglutarate dehydrogenase (4), succinate dehydrogenase (6)

8

what are 5 pdc cofactors

thiamine pyrophsophate, lipoamide, coA, fad, nad+

9

which tca reaction requires cofactor thiamine pyrophosphate

alpha ketoglutarate dehydrogenase

10

alpha ketoglutarate dehydrogenase has e1,e2,e3 just like blank

pdc

11

which tca cycle enzyme also participates in mitochondrial electron transport

succinate dehydrogenase

12

function of aconitase

create secondary alcohol from tertiary

13

function of fumarase in tca cycle

create secondary hydroxyl group

14

pdc is unique because it is subject to blank

tight regulation

15

funciton of cytosolic malate dehydrogenase

electrons from nadh cytosol to mitochondria

16

electron carriers of mitochondrial electron transport chain

flavin, iron sulfur, quinone, heme

17

which electron transport complex gets electrons from nadh

complex 1

18

which etc complex gets electrons from fadh2

complex 2

19

mobile electron carriers of ETC

cytochrome c, CoQ

20

which etc proteins contain heme

all cytochromes

21

which etc complex has the weakes proton pumping activity

complex 4

22

dnp speeds up blank

metabolism

23

ETC and oxidative phosphorylation are coupled due to accumulation or consumption of blank

proton gradient

24

catalase detoxifies blank

hydrogen peroxide

25

hydroxyl radical is neutralized by blank

glutathione peroxidase and glutathione reductase

26

superoxide is neutralized by blank

supraoxidase dimutase

27

pathogenic role of streptococcal dextransucrase

adhesions, biofilm, protection against host immune cells

28

amylose has blank glycosidic bonds

alpha 1,4

29

amylopectin has these glycosidic bonds

alpha 1,4 ; alpha 1,6

30

dry mouth

xerostomia

31

tca cycle is 100 percent aerobic because it all happens where

mitochondrai