© 2013 Pearson Education, Inc. Chapter 5: Microbial Metabolism $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Enzymes Energy Production Catabolic

© 2013 Pearson Education, Inc.

Chapter 5: Microbial Metabolism

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EnzymesEnergy

ProductionCatabolic Reactions

PhotosynthesisMetabolic Pathways

FINAL ROUND


Topic 1: Enzymes

$100 Question

The enzyme-regulated energy-requiringreactions are mostly involved in

a. catabolism.

b. anabolism.

c. photosynthesis.

d. oxidation.

ANSWER

BACK TO GAME


Topic 1: Enzymes

$100 Answer

The enzyme-regulated energy-requiringreactions are mostly involved in

a. catabolism.

b. anabolism.

c. photosynthesis.

d. oxidation.

BACK TO GAME


Topic 1: Enzymes

$200 Question

In living cells, the enzyme-regulated chemical reactions that release energy are generally involved in

a. catabolism.

b. anabolism.

c. photosynthesis.

d. oxidation.

BACK TO GAME

ANSWER


Topic 1: Enzymes

$200 Answer

In living cells, the enzyme-regulated chemical reactions that release energy are generally involved in

a. catabolism.

b. anabolism.

c. photosynthesis.

d. oxidation.

BACK TO GAME


Topic 1: Enzymes

$300 Question

Denaturation of an enzyme involves breakage of

a. peptide bonds.

b. ionic bonds.

c. hydrogen bonds and other noncovalent bonds.

d. hydrogen bonds and peptide bonds.

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ANSWER


Denaturation of an enzyme involves breakage of

a. peptide bonds.

b. ionic bonds.

c. hydrogen bonds and other noncovalent bonds.

d. hydrogen bonds and peptide bonds.

Topic 1: Enzymes

$300 Answer

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Topic 1: Enzymes

$400 Question

Enzymes increase the speed of a chemicalreaction by

a. lowering the energy of activation.

b. increasing the energy of activation.

c. increasing the frequency of collisions of the reactants.

d. decreasing the frequency of collisions of the reactants. ANSWER

BACK TO GAME


Enzymes increase the speed of a chemicalreaction by

a. lowering the energy of activation.

b. increasing the energy of activation.

c. increasing the frequency of collisions of the reactants.

d. decreasing the frequency of collisions of the reactants.

Topic 1: Enzymes

$400 Answer

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Topic 1: Enzymes

$500 Question

Apoenzymes are inactive by themselves and must be activated by

a. cofactors.

b. ATP.

c. holoenzymes.

d. substrates.

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ANSWER


Topic 1: Enzymes

$500 Answer

Apoenzymes are inactive by themselves and must be activated by

a. cofactors.

b. ATP.

c. holoenzymes.

d. substrates.

BACK TO GAME


What process does the electron transport chain perform?

a. glycolysis

b. substrate-level phosphorylation

c. photophosphorylation

d. oxidative phosphorylation

Topic 2: Energy Production

$100 Question

BACK TO GAME

ANSWER



$100 Answer

What process does the electron transport chain perform?

a. glycolysis

b. substrate-level phosphorylation

c. photophosphorylation

d. oxidative phosphorylation

BACK TO GAME


The addition of a phosphate to ADP is called

a. decarboxylation.

b. phosphorylation.

c. oxidative phosphorylation.

d. reduction.


$200 Question

BACK TO GAME

ANSWER


The addition of a phosphate to ADP is called

a. decarboxylation.

b. phosphorylation.

c. oxidative phosphorylation.

d. reduction.


$200 Answer

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A reduced molecule

a. is phosphorylated.

b. loses a hydrogen atom.

c. gains one or more electrons.

d. loses a hydrogen atom and gains one or more electrons.


$300 Question

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ANSWER


A reduced molecule

a. is phosphorylated.

b. loses a hydrogen atom.

c. gains one or more electrons.

d. loses a hydrogen atom and gains one or more electrons.


$300 Answer

BACK TO GAME



$400 Question

BACK TO GAME

ANSWER

The energy from catabolic reactions is used to produce

a. ADP.

b. ATP.

c. AMP.

d. phosphate.



$400 Answer

BACK TO GAME

The energy from catabolic reactions is used to produce

a. ADP.

b. ATP.

c. AMP.

d. phosphate.



$500 Question

In which of the following is chemical energy used for carbon fixation?

a. photosynthesis

b. Krebs cycle

c. fermentation

d. glycolysis

BACK TO GAME

ANSWER



$500 Answer

In which of the following is chemical energyused for carbon fixation?

a. photosynthesis

b. Krebs cycle

c. fermentation

d. glycolysis

BACK TO GAME


Topic 3: Catabolic Reactions

$100 Question

What are the overall (net) products of glycolysis?

a. 1 pyruvic acid, 4 ATP, 2 NADH

b. 2 pyruvic acid, 2 ATP, 2 NADH

c. 1 pyruvic acid, 2 ATP, 4 NADH

d. 2 pyruvic acid, 4 ATP, 2 NADH

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ANSWER



$100 Answer

What are the overall (net) products ofglycolysis?

a. 1 pyruvic acid, 4 ATP, 2 NADH

b. 2 pyruvic acid, 2 ATP, 2 NADH

c. 1 pyruvic acid, 2 ATP, 4 NADH

d. 2 pyruvic acid, 4 ATP, 2 NADH

.

BACK TO GAME



$200 Question

How many molecules of ATP can be generated from the three phases in the respiration of glucose in prokaryotes?

a. 2

b. 4

c. 34

d. 38

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ANSWER



$200 Answer

How many molecules of ATP can be generated from the three phases in therespiration of glucose in prokaryotes?

a. 2

b. 4

c. 34

d. 38

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The pentose phosphate pathway provides a means to break down glucose and

a. five-carbon sugars.

b. six-carbon sugars.

c. lipids.

d. galactose.


$300 Question

BACK TO GAME

ANSWER



$300 Answer

The pentose phosphate pathway provides a means to break down glucose and

a. five-carbon sugars.

b. six-carbon sugars.

c. lipids.

d. galactose.

BACK TO GAME



$400 Question

The first step in the Krebs cycle is formation of

a. lactic acid.

b. pyruvic acid.

c. citric acid.

d. acetyl COA.

BACK TO GAME

ANSWER



$400 Answer

BACK TO GAME

The first step in the Krebs cycle is formation of

a. lactic acid.

b. pyruvic acid.

c. citric acid.

d. acetyl COA.



$500 Question

In aerobic respiration, what is the fate of thepyruvic acid produced in glycolysis?

a. It is catabolized in glycolysis.

b. It is reduced to lactic acid.

c. It is oxidized in the Krebs cycle.

d. It is oxidized in the electron transport chain.

BACK TO GAME

ANSWER



$500 Answer

In aerobic respiration, what is the fate of thepyruvic acid produced in glycolysis?

a. It is catabolized in glycolysis.

b. It is reduced to lactic acid.

c. It is oxidized in the Krebs cycle.

d. It is oxidized in the electron transport chain.

BACK TO GAME


Topic 4: Photosynthesis

$100 Question

Where does photosynthesis take place ineukaryotic cells?

a. mitochondria

b. ribosomes

c. chloroplasts

d. lysosomes

BACK TO GAME

ANSWER



$100 Answer

Where does photosynthesis take place ineukaryotic cells?

a. mitochondria

b. ribosomes

c. chloroplasts

d. lysosomes

BACK TO GAME



$200 Question

Photosynthesis takes place in

a. one stage.

b. two stages.

c. three stages.

d. four stages.

ANSWER

BACK TO GAME



$200 Answer

Photosynthesis takes place in

a. one stage.

b. two stages.

c. three stages.

d. four stages.

BACK TO GAME



$300 Question

In the Calvin-Benson cycle,

a. oxygen is used to synthesize sugars.

b. carbon dioxide is used to synthesize sugars.

c. ADP is formed.

d. light is required.

BACK TO GAME

ANSWER



$300 Answer

In the Calvin-Benson cycle,

a. oxygen is used to synthesize sugars.

b. carbon dioxide is used to synthesize sugars.

c. ADP is formed.

d. light is required.

BACK TO GAME



$400 Question

When water is oxidized by green plants, what is produced?

a. oxygen

b. carbon dioxide

c. sulfur granules

d. hydrogen sulfide

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ANSWER



$400 Answer

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When water is oxidized by green plants, what is produced?

a. oxygen

b. carbon dioxide

c. sulfur granules

d. hydrogen sulfide



$500 Question

In cyclic photophosphorylation, the electrons

a. return to chlorophyll.

b. are incorporated in NADPH.

c. are converted to ATP.

d. are converted to glucose.

BACK TO GAME

ANSWER



$500 Answer

In cyclic photophosphorylation, the electrons

a. return to chlorophyll.

b. are incorporated in NADPH.

c. are converted to ATP.

d. are converted to glucose.

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Topic 5: Metabolic Pathways

$100 Question

In order for bacteria to synthesize glycogen, a molecule of ATP is added to glucose 6-phosphate to form

a. uridine diphosphoglucose.

b. fructose 6-phosphate.

c. adenosine diphosphoglucose.

d. UDP-N-acetylglucosamine.

BACK TO GAME

ANSWER



$100 Answer

In order for bacteria to synthesize glycogen, a molecule of ATP is added to glucose 6-phosphate to form

a. uridine diphosphoglucose.

b. fructose 6-phosphate.

c. adenosine diphosphoglucose.

d. UDP-N-acetylglucosamine.

BACK TO GAME



$200 Question

Dihydroxyacetone phosphate, used to deriveglycerol, is taken from

a. the Krebs cycle.

b. glycolysis.

c. the electron transport chain.

d. the Calvin-Benson cycle.

BACK TO GAME

ANSWER



$200 Answer

Dihydroxyacetone phosphate, used to deriveglycerol, is taken from

a. the Krebs cycle.

b. glycolysis.

c. the electron transport chain.

d. the Calvin-Benson cycle.

BACK TO GAME



$300 Question

If an amine group comes from a preexisting amino acid, the process is called

a. beta-oxidation.

b. amination.

c. transamination.

d. beta-reduction.

BACK TO GAME

ANSWER



$300 Answer

BACK TO GAME

If an amine group comes from a preexisting amino acid, the process is called

a. beta-oxidation.

b. amination.

c. transamination.

d. beta-reduction.


The five-carbon sugars of nucleotides arederived from either the ______ or ______.

a. pentose phosphate pathway; Entner-Doudoroff pathway

b. pentose phosphate pathway; the Krebs cycle

c. Entner-Doudoroff pathway; glycolysis

d. glycolysis; the Krebs cycle


$400 Question

BACK TO GAME

ANSWER



$400 Answer

The five-carbon sugars of nucleotides arederived from either the ______ or ______.

a. pentose phosphate pathway; Entner-Doudoroff pathway

b. pentose phosphate pathway; the Krebs cycle

c. Entner-Doudoroff pathway; glycolysis

d. glycolysis; the Krebs cycleBACK TO GAME



$500 Question

Metabolic pathways that function in bothanabolism and catabolism are called _____pathways.

a. anacatab

b. reversible

c. redox

d. amphibolic

BACK TO GAME

ANSWER



$500 Answer

Metabolic pathways that function in bothanabolism and catabolism are called _____pathways.

a. anacatab

b. reversible

c. redox

d. amphibolic

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FINAL ROUND Question

In glycolysis, for each molecule of glucose that is oxidized, there is a net gain of _____ molecules of ATP.

a. two

b. four

c. six

d. eight

BACK TO GAME

ANSWER


FINAL ROUND Answer

In glycolysis, for each molecule of glucose that is oxidized, there is a net gain of _____molecules of ATP.

a. two

b. four

c. six

d. eight

BACK TO GAME

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© 2013 Pearson Education, Inc. Chapter 5: Microbial Metabolism $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Enzymes Energy Production Catabolic