E1: Ch3

Question 1

Glycolysis -> ___ -> ETC

Answer 1

Citric acid cycle

Question 2

___ inhibition: not every step is regulated, only the end reaction is regulated

Answer 2

feedback

Question 3

feedback inhibition determines the __ of the reaction

Answer 3

speed

Question 4

feedback inhibition: the end product is used to bind to the controlling __ in step 1

Answer 4

enzyme

Question 5

oxidation-reduction refers to __ (object in atoms)

Answer 5

electrons

Question 6

hydrolysis - dehydration adds/subtracts ___

Answer 6

water

Question 7

the transfer of chemical groups - add/subtract/exchange ____ between molecules

Answer 7

groups

Question 8

ligation: join two ___ using ___ energy

Answer 8

substrates, ATP

Question 9

are vitiams coenzymes

Answer 9

yes

Question 10

coenzyme FAD is also called vitamin ___

Answer 10

B2

Question 11

coenzyme NAD is also called vitamin ___

Answer 11

B3

Question 12

is ATP stored energy

Answer 12

no

Question 13

atp production pathways evolved via ___

Answer 13

bacteria

Question 14

oxidative phosphorylation occurs in the

Answer 14

mitochondria

Question 15

___ metabolism: glycolysis, aerobic metabolism, and oxidative phosphorylation

Answer 15

aerobic

Question 16

___ metabolism: ___ -> 2 lactate

Answer 16

anaerobic, glucose

Question 17

oxidative phosphorylation produces ____ ATP

Answer 17

30-32

Question 18

start molecules of Krebs

Answer 18

Glucose

Question 19

end molecule of Krebs

Answer 19

pyruvate

Question 20

glycolysis is an ___ reaction. no ___ is added

Answer 20

anaerobic, oxygen

Question 21

pyruvate is produced via ___

Answer 21

glycolsis

Question 22

to transfer pyruvate from cytosol to inside the mitochondria matrix requires ___ transport

Answer 22

active

Question 23

what is the waste product of the citric acid cycle

Answer 23

CO2

Question 24

Pyruvate + CoA –> ____

Answer 24

acetyl CoA

Question 25

Oxaloacetate + Acetyl coA –>

Answer 25

citrate

Question 26

is ATP used in the electron transport chain

Answer 26

no

Question 27

in the ETC, the ______ is like a motor pump

Answer 27

ATP synthase

Question 28

is ATP synthesis a protein

Answer 28

yes

Question 29

the null hydorgen atoms remaining at the end of the ETC are used to make ___ water.

Answer 29

metabolic

Question 30

the alternative hydrogen dumping pathway when the Krebs cycle is blocked produces ___. In yeast, this pathway produces ___

Answer 30

lactate, ethanol

Question 31

what is the enzyme used in Glycogen breakdown that saves an ATP

Answer 31

glycogen phosphorylase

Question 32

in the breakdown of amino acids, the amino is problematic, so it is removed as __

Answer 32

urea