Micro

Front 1

The rates of 02 and glucose consumption by a bacterial culture - assume a bacterial culture was grown in a glucose medium w/o O2 then O2 was added at the marked x

Back 1

Aerobic metabolism is more efficient than fermentation

Front 2

Ethanol acetic acid which of the following is true about this reaction

Back 2

Process require O2

Front 3

How is ATP generated in the reaction

Back 3

Substrate-level phosphorylation

Front 4

Gallionella bacteria can get energy from the reaction fe2 to fe3

reaction example

Back 4

Oxidation

Front 5

Assume you are working for a chemical company and are responsible for growing a yeast culture that produces ethanol. The yeasts are growing well on the maltose medium but are not producing alcohol. What is the most likely explanation?

Back 5

O2 is in the medium

Front 6

Which of the following uses glucose a for carbon and energy

Back 6

Chemoheterotroph

Front 7

A bacterial culture grown in a glucose peptide medium causes the ph to increase. The bacteria are most likely

Back 7

Using the peptides

Front 8

Which of the following is the best definition of fermentation

Back 8

Oxidation of glucose with organic molecules serving as electron acceptors

Front 9

An enzyme citrate synthase in the Keres cycle in inhibited by ATP. This is an example of all the following except

Back 9

Competitive inhibition

Front 10

Which of the following statement about substrate level phosphorylation is false

Back 10

The oxidation of intermediate metabolic releases energy that used to generated ATP

Front 11

A strictly fermentative bacterium produces energy

Back 11

By glycolysis only

Front 12

C2H5OH C2H3OOH
Ethanol Acetic acid
Which of the following is true about this reaction?

Back 12

This process requires O2

Front 13

Which of the following is the best definition of fermentation?

Back 13

The oxidation of glucose with organic molecules serving as electron acceptors

Front 14

Which of the following statements about photophosphorylation is false?

Back 14

It requires CO2.

Front 15

Beggiatoa bacteria get energy by oxidizing S2- to S6+. This means they take ________ for their ________

Back 15

electrons; electron transport chain

Front 16

Which of the following statements about anaerobic respiration is false?

Back 16

It involves glycolysis only.

Front 17

Which of the following is the best definition of oxidative phosphorylation?

Back 17

The energy released as carrier molecules are oxidized is used to generate ATP.

Front 18

A shipping company employee notices that the inside of ships' hulls where ballast water is stored are deteriorating. The hull paint contained cyanide to prevent microbial growth. Bacteria were growing on the hulls. You can therefore conclude that the

Back 18

Bacteria were growing by fermentation.

Front 19

Gallionella bacteria can get energy from the reaction Fe2+ → Fe3+. This reaction is an example of

Back 19

Oxidation.

Front 20

C6H12O6 2C2H5OH + 2CO2
Glucose Ethanol
Which of the following is true about this reaction?

Back 20

This process occurs anaerobically.

Front 21

Which of the following is NOT necessary for respiration

Back 21

Oxygen

Front 22

The rates of O2 and glucose consumption by a bacterial culture are shown in Figure 5.6. Assume a bacterial culture was grown in a glucose medium without O2. Then O2 was added at the time marked X. The data indicate that

Back 22

Aerobic metabolism is more efficient than fermentation.

Front 23

Fatty acids are catabolized in

Back 23

The Krebs cycle

Front 24

What is the fate of pyruvic acid in an organism that uses aerobic respiration?

Back 24

It is oxidized in the Krebs cycle

Front 25

How would a noncompetitive inhibitor interfere with a reaction involving the enzyme

Back 25

it bind to the enzyme

Front 26

An enzyme, citrate synthase, in the Krebs cycle is inhibited by ATP. This is an example of all of the following EXCEPT

Back 26

Competitive inhibition.

Front 27

A urease test is used to identify Myobacterium tuberculosis because

Back 27

M. tuberculosis produces urease

Front 28

Which of the following compounds is NOT an enzyme

Back 28

Coenzyme A

Front 29

Cyanobacteria are a type of

Back 29

Photoautotroph.

Front 30

A bacterial culture grown in a glucose-peptide medium causes the pH to increase. The bacteria are most likely

Back 30

Using the peptides.

Front 31

Which of the following statements about substrate-level phosphorylation is false?

Back 31

The oxidation of intermediate metabolic compounds releases energy that is used to generate ATP