Exam 3

A  3 NAPDH would be required

B  two G3P molecules would be removed from the cycle

C  18 ATP would be required and 3 ATP would be produced

D  3 ATP would be produced

E  18 ATP would be required and two G3P molecules would be removed from the cycle

F  1 RuBP would be used

A  The actin would spin clockwise because ATP would be hydrolyzed.

B  The actin would spin clockwise because ATP would be produced instead of hydrolyzed.

C  The actin would spin counterclockwise because ATP would be produced instead of hydrolyzed.

D  The actin would spin counterclockwise because ATP would be hydrolyzed.

A  It can be used to drive endergonic reactions.

B  It yields energy.

C  It has a change in free energy that is greater than 0, and hence can be used to drive endergonic reactions.

D  It has a change in free energy that is less than 0.

E  It has a change in free energy that is greater than 0.

A  glycolysis and pyruvate oxidation

B  citric acid cycle, electron transport chain, oxidative phosphorylation, and pyruvate oxidation

C  electron transport chain

D  citric acid cycle

E  oxidative phosphorylation and pyruvate oxidation

F  pyruvate oxidation

A  succinate dehydrogen ase

B  FADH2

C  fumarate

A  FADH2

B  succinate dehydrogen ase

C  fumarate

A  FADH2

B  succinate dehydrogen ase

C  fumarate

A  change the type of substrate that binds the enzyme’s active site.

B  change the type of product produced in the reaction.

C  prevent the enzyme from adding energy to a reaction.

D  change the amount of energy needed for a reaction.

E  prevent the substrate from binding the enzyme’s active site.

A  proteins must be appropriately targeted to the ER by an amino-terminal signal sequence

B  proteins must by glycosylated before entering the ER

C  proteins must bind to a translocon pore in the ER membrane

D  an SRP is required

E  an SRP is required, proteins must be appropriately targeted to the ER by an amino-terminal signal sequence, and proteins must bind to a translocon pore in the ER membrane

F  proteins must be completely synthesized before entering the ER lumen

A  2 CO2 and Oxygen.

B  2 FADH2

C  1 FADH2 and Oxygen.

D  2 FADH2, 6 NADH, 4 CO2, and 2 ATP

E  3 NADH

F  6 NADH

A  The missing electrons of P680 are filled by electrons derived from water.

B  Light energy excites electrons in accessory pigments found in the harvesting complex

C  The P680 chlorophyll donates a pair of protons to NADPH, which is then converted to NADP+.

D  The energy of sunlight is passed along to P680 chlorophyll.

E  The splitting of water yields molecular oxygen as a by-product.

A  FALSE

B  TRUE

A  Positive feedback

B  Equilibrium

C  Denaturation

D  Feedback inhibition

E  A coenzyme

A  TRUE

B  FALSE

A  free energy.

B  entropy.

C  heat.

D  kinetic energy.

E  enthalpy.

A  pili

B  Intermediate filaments.

C  Centrioles.

D  Microtubules.

E  Thick filaments.

A  12

B  2

C  8

D  4

A  12

B  4

C  8

D  2

A  4

B  12

C  16

D  8

A  8

B  4

C  12

D  2

A  pH

B  salt concentration

C  antibiotics

D  temperature

E  substrate concentration

A  TRUE

B  FALSE

A  CAM plants are limited to producing CO2 for the Calvin cycle during the day, while C4 plants produce CO2 for the Calvin cycle both during the day and at night.

B  CAM plants minimize photorespiration whereas C4 plants do not.

C  CAM plants are more efficient at producing sugar than C4 plants regardless of environmental conditions.

D  CAM plants use both mesophyll and bundle sheath leaf cells for photosynthesis whereas C4 plants do not.

E  CAM plants produce a 4-carbon molecule in the first step of carbon fixation, but C4 plants do not.

A  oxidative phosphorylation

B  acetyl CoA formation

C  glycolysis

D  citric acid cycle

E  lactate fermentation

A  oxidative phosphorylation

B  denaturation

C  endergonic

D  fermentation

A  removed by oxidation and stored in NADH.

B  added by reduction and stored in NADH.

C  added by reduction and stored in ATP.

D  removed by reduction and stored in NADH.

E  added by oxidation and stored in ATP.