L17 Glycolysis

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  PEP

B  DHAP

C  1,3 BPG

D  Pyruvic Acid

A  NAD+

B  Oxygen

C  ATP

D  Glucose

A  Substrate Level Phosphorylation

B  RedOx Reactions

C  Oxidative Phosphorylation

D  Photo-Phosphorylation

A  6

B  4

C  1

D  2

A  Step 10

B  Steps 1, 3 and 10

C  Steps 1 and 3

D  Steps 7 and 10

A  Step 7

B  Step 10

C  Step 3

D  Step 9

A  FALSE

B  TRUE

A  TRUE

B  FALSE

A  FALSE

B  TRUE

A  FALSE

B  TRUE

A  The glycolytic pathway is irreversible

B  The glycolytic pathway is reversible

A  Is found in the mitochondria

B  Is called phosphoglyceromutase

C  Produces lactate as a product

D  Is reversible

E  Uses phosphoenolpyruvate as a substrate

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

B  The pathway does not require oxygen

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

D  ADP is phosphorylated to ATP via substrate level phosphorylation

A  more products will be formed

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

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

A  3

B  2

C  4

D  1

A  uses NADH to change the oxidation state of the substrate

B  removes phosphate groups of substrates

C  removes water from a double bond

D  uses ATP to add a phosphate group to the substrate

A  1-phosphoglycerate

B  diacylglycerol

C  NADH

D  2,3-bisphosphoglycerate

E  1,3-bisphosphoglycerate

A  phosphorylation of AMP by ATP

B  ATP and AMP synthesis from two molecules of ADP

C  phosphorylation of ATP coupled to an ion gradient

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

E  phosphorylation of glycolytic intermediates

A  dehydration and dephosphorylation of GAP

B  removal of the 3-phosphoryl-group from GAP

C  oxidation of an alcohol to an aldehyde by NAD+

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

E  hydrolysis of GAP

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

B  isomerization of DHAP to GAP

C  cleavage of DHAP to GAP

D  hydrolysis of either GAP or DHAP

A  enolase and 2-phosphoglycerate

B  glyceraldehyde-3-phosphate and 3-phosphoglycerate

C  pyruvate and phosphoenolpyruvate

D  glyceraldehyde-3-phosphate and pyruvate

E  glyceraldehyde-3-phosphate and dihydroxyacetone phosphate

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

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

C  to slow the transport of glucose into the cell

A  It is an endergonic process.

B  It results in net synthesis of ATP.

C  It results in synthesis of NADH.

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

A  heme

B  ATP

C  Cu2+

D  NAD+

A  catalysis by phosphoglycerate kinase

B  the formation of 1,3-bisphosphoglycerate

C  ATP synthesis

D  utilization of Pi

E  oxidation of NADH to NAD+

A  Enolase

B  Phosphoglycerate mutase

C  Triose phosphate isomerase

D  Aldolase

E  Hexokinase

A  Glyceraldehyde-3-phosphate dehydrogenase

B  Hexokinase

C  Pyruvate kinase

D  Phosphofructokinase-1

E  Aldolase

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

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

A  DeltaG’° is –1.7 kJ/mol.

B  DeltaG’° is +1.7 kJ/mol.

C  DeltaG’° is incalculably large and negative.

D  DeltaG’° is zero.

E  DeltaG’° is incalculably large and positive.

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  TRUE

B  FALSE

A  TRUE

B  FALSE

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  30,000 kJ/mol

B  2,000 kJ/mol

C  1,000 kJ/mol

D  3,000 kJ/mol