L17 Glycolysis

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  DHAP

B  PEP

C  1,3 BPG

D  Pyruvic Acid

A  ATP

B  Oxygen

C  NAD+

D  Glucose

A  RedOx Reactions

B  Photo-Phosphorylation

C  Oxidative Phosphorylation

D  Substrate Level Phosphorylation

A  4

B  6

C  1

D  2

A  Steps 7 and 10

B  Step 10

C  Steps 1 and 3

D  Steps 1, 3 and 10

A  Step 10

B  Step 7

C  Step 9

D  Step 3

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  The glycolytic pathway is reversible

B  The glycolytic pathway is irreversible

A  Uses phosphoenolpyruvate as a substrate

B  Produces lactate as a product

C  Is called phosphoglyceromutase

D  Is reversible

E  Is found in the mitochondria

A  Is the control enzyme for glycolysis

B  Is reversible

C  Produces fructose-2,6-bisphosphate as a product

D  Produces ATP as a product

A  ADP is phosphorylated to ATP via substrate level phosphorylation

B  The pathway requires two moles of ATP to get started catabolizing each mole of glucose

C  The pathway does not require oxygen

D  The pathway oxidizes two moles of NADH to NAD+ for each mole of glucose that enters

A  the Gibbs free energy will be negative and more products will be formed

B  the Gibbs free energy will be positive and more products will be formed

C  more products will be formed

A  2

B  1

C  3

D  4

A  uses NADH to change the oxidation state of the substrate

B  removes phosphate groups of substrates

C  uses ATP to add a phosphate group to the substrate

D  removes water from a double bond

A  1-phosphoglycerate

B  1,3-bisphosphoglycerate

C  NADH

D  diacylglycerol

E  2,3-bisphosphoglycerate

A  phosphorylation of ATP coupled to an ion gradient

B  ATP and AMP synthesis from two molecules of ADP

C  phosphorylation of AMP by ATP

D  phosphorylation of glycolytic intermediates

E  ATP synthesis when the phosphate donor is a substrate with high phosphoryl transfer potential

A  dehydration and dephosphorylation of GAP

B  hydrolysis of GAP

C  oxidation of an alcohol to an aldehyde by NAD+

D  oxidation of an aldehyde by NAD+ and formation of acyl-phosphate

E  removal of the 3-phosphoryl-group from GAP

A  cleavage of DHAP to GAP

B  hydrolysis of either GAP or DHAP

C  reversible cleavage of F-1,6-BP to DHAP and GAP

D  isomerization of DHAP to GAP

A  enolase and 2-phosphoglycerate

B  glyceraldehyde-3-phosphate and dihydroxyacetone phosphate

C  glyceraldehyde-3-phosphate and 3-phosphoglycerate

D  pyruvate and phosphoenolpyruvate

E  glyceraldehyde-3-phosphate and pyruvate

A  to slow the transport of glucose into the cell

B  to trap glucose in the cell and to destabilize glucose and facilitate the next series of metabolic steps

C  to slow the transport of glucose into the cell and to destabilize glucose and facilitate the next series of metabolic steps

A  It is an endergonic process.

B  Fructose 1,6-bisphosphatase is one of the enzymes of the pathway.

C  It results in synthesis of NADH.

D  It results in net synthesis of ATP.

A  Cu2+

B  ATP

C  heme

D  NAD+

A  the formation of 1,3-bisphosphoglycerate

B  ATP synthesis

C  oxidation of NADH to NAD+

D  utilization of Pi

E  catalysis by phosphoglycerate kinase

A  Triose phosphate isomerase

B  Hexokinase

C  Aldolase

D  Enolase

E  Phosphoglycerate mutase

A  Hexokinase

B  Glyceraldehyde-3-phosphate dehydrogenase

C  Pyruvate kinase

D  Phosphofructokinase-1

E  Aldolase

A  The reaction will not go to the right spontaneously under any conditions because the deltaG’° is positive.

B  Under standard conditions, enough energy is released to drive the reaction to the right.

C  When there is a high concentration of products relative to the concentration of fructose 1,6-bisphosphate.

D  If the concentrations of the two products are high relative to that of fructose 1,6-bisphosphate

E  When there is a high concentration of fructose 1,6-bisphosphate relative to the concentration of products.

A  DeltaG’° is –1.7 kJ/mol.

B  DeltaG’° is zero.

C  DeltaG’° is incalculably large and positive.

D  DeltaG’° is incalculably large and negative.

E  DeltaG’° is +1.7 kJ/mol.

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  30,000 kJ/mol

B  3,000 kJ/mol

C  1,000 kJ/mol

D  2,000 kJ/mol