L17 Glycolysis

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  PEP

B  DHAP

C  1,3 BPG

D  Pyruvic Acid

A  Oxygen

B  NAD+

C  ATP

D  Glucose

A  Photo-Phosphorylation

B  Oxidative Phosphorylation

C  Substrate Level Phosphorylation

D  RedOx Reactions

A  6

B  4

C  2

D  1

A  Steps 7 and 10

B  Step 10

C  Steps 1, 3 and 10

D  Steps 1 and 3

A  Step 3

B  Step 7

C  Step 9

D  Step 10

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  The glycolytic pathway is irreversible

B  The glycolytic pathway is reversible

A  Uses phosphoenolpyruvate as a substrate

B  Is called phosphoglyceromutase

C  Produces lactate as a product

D  Is reversible

E  Is found in the mitochondria

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

B  Is the control enzyme for glycolysis

C  Is reversible

D  Produces ATP as a product

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

B  ADP is phosphorylated to ATP via substrate level phosphorylation

C  The pathway does not require oxygen

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

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

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

C  more products will be formed

A  4

B  1

C  2

D  3

A  removes phosphate groups of substrates

B  uses ATP to add a phosphate group to the substrate

C  removes water from a double bond

D  uses NADH to change the oxidation state of the substrate

A  NADH

B  1-phosphoglycerate

C  2,3-bisphosphoglycerate

D  diacylglycerol

E  1,3-bisphosphoglycerate

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

B  phosphorylation of glycolytic intermediates

C  phosphorylation of ATP coupled to an ion gradient

D  ATP and AMP synthesis from two molecules of ADP

E  phosphorylation of AMP by ATP

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

B  hydrolysis of GAP

C  oxidation of an alcohol to an aldehyde by NAD+

D  dehydration and dephosphorylation of GAP

E  removal of the 3-phosphoryl-group from GAP

A  hydrolysis of either GAP or DHAP

B  cleavage of DHAP to GAP

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

D  isomerization of DHAP to GAP

A  glyceraldehyde-3-phosphate and pyruvate

B  enolase and 2-phosphoglycerate

C  glyceraldehyde-3-phosphate and 3-phosphoglycerate

D  glyceraldehyde-3-phosphate and dihydroxyacetone phosphate

E  pyruvate and phosphoenolpyruvate

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 results in net synthesis of ATP.

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

C  It results in synthesis of NADH.

D  It is an endergonic process.

A  NAD+

B  ATP

C  Cu2+

D  heme

A  ATP synthesis

B  oxidation of NADH to NAD+

C  the formation of 1,3-bisphosphoglycerate

D  catalysis by phosphoglycerate kinase

E  utilization of Pi

A  Phosphoglycerate mutase

B  Aldolase

C  Enolase

D  Hexokinase

E  Triose phosphate isomerase

A  Phosphofructokinase-1

B  Glyceraldehyde-3-phosphate dehydrogenase

C  Aldolase

D  Hexokinase

E  Pyruvate kinase

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

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

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

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

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

A  DeltaG’° is zero.

B  DeltaG’° is –1.7 kJ/mol.

C  DeltaG’° is incalculably large and positive.

D  DeltaG’° is incalculably large and negative.

E  DeltaG’° is +1.7 kJ/mol.

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  1,000 kJ/mol

B  30,000 kJ/mol

C  3,000 kJ/mol

D  2,000 kJ/mol