Question 1

When glucose is used as the energy source, the largest amount of ATP is produced in ____.

Accepted Answer

A)  glycolysis 
B)  acetyl-CoA formation 
C)  the Krebs cycle 
D)  fermentation 
E)  electron transfer phosphorylation 
A)  glycolysis 
B)  acetyl-CoA formation 
C)  the Krebs cycle 
D)  fermentation 
E)  electron transfer phosphorylation

Question 2

Aerobic respiration yields a theoretical maximum of ____ ATP per glucose.

Accepted Answer

A)  38 
B)  24 
C)  12 
D)  6 
E)  2 
A)  38 
B)  24 
C)  12 
D)  6 
E)  2

Question 3

The products of Krebs cycle are ____.

Accepted Answer

A)  NADH and FADH2 
B)  complex carbohydrates and proteins 
C)  carbon dioxide and citrate 
D)  oxygen and glucose 
E)  NADH and ATP 
A)  NADH and FADH2 
B)  complex carbohydrates and proteins 
C)  carbon dioxide and citrate 
D)  oxygen and glucose 
E)  NADH and ATP

Question 4

During beer production, glucose is harnessed from the fermentation of ____.

Accepted Answer

A)  yeast 
B)  barley 
C)  sucrose 
D)  gluten 
E)  lactate 
A)  yeast 
B)  barley 
C)  sucrose 
D)  gluten 
E)  lactate

Question 5

Aerobic respiration produces carbon dioxide ____.

Accepted Answer

A)  by splitting carbon dioxide 
B)  during respiration 
C)  by splitting ribulose bisphosphate 
D)  by splitting molecules of water 
E)  by breaking down glucose 
A)  by splitting carbon dioxide 
B)  during respiration 
C)  by splitting ribulose bisphosphate 
D)  by splitting molecules of water 
E)  by breaking down glucose

Question 6

Reduction of metabolic rate and body temperature occur during ____.

Accepted Answer

A)  hibernation 
B)  alcohol fermentation 
C)  ATP formation 
D)  oxidation 
E)  citric acid cycle 
A)  hibernation 
B)  alcohol fermentation 
C)  ATP formation 
D)  oxidation 
E)  citric acid cycle

Question 7

During aerobic respiration, what drives the movement of hydrogen ions from the mitochondrial matrix?

Accepted Answer

A)  passive diffusion of ions from high to low concentration 
B)  passive diffusion of ions from low to high concentration 
C)  active transport of ions driven by the hydrolysis of water into oxygen 
D)  active transport of ions driven by energy from the electron transport chain 
E)  active transport through the enzyme ATP synthase 
A)  passive diffusion of ions from high to low concentration 
B)  passive diffusion of ions from low to high concentration 
C)  active transport of ions driven by the hydrolysis of water into oxygen 
D)  active transport of ions driven by energy from the electron transport chain 
E)  active transport through the enzyme ATP synthase

Question 8

Consider a glucose molecule that is completely oxidized during the process of cellular respiration. What is the correct sequence in the series of reactions? I.
Glycolysis
II.
Phosphorylation
III.
Krebs cycle

Accepted Answer

A)  I >>> II >>> III 
B)  I >>> III >>> II 
C)  II >>> I >>> III 
D)  II >>> III >>> I 
E)  III >>> I >>> II 
A)  I >>> II >>> III 
B)  I >>> III >>> II 
C)  II >>> I >>> III 
D)  II >>> III >>> I 
E)  III >>> I >>> II

Question 9

During electron phosphorylation, how do hydrogen ions get back into the mitochondrial matrix?

Accepted Answer

A)  passive diffusion directly across the thylakoid membrane 
B)  active transport across the thylakoid membrane 
C)  facilitated diffusion across the thylakoid membrane 
D)  active transport through ATP synthase 
E)  passive diffusion through ATP synthase 
A)  passive diffusion directly across the thylakoid membrane 
B)  active transport across the thylakoid membrane 
C)  facilitated diffusion across the thylakoid membrane 
D)  active transport through ATP synthase 
E)  passive diffusion through ATP synthase

Question 10

Glycolysis converts glucose into ____.

Accepted Answer

A)  pigments 
B)  organic compounds 
C)  proteins 
D)  electrons and protons 
E)  heat energy 
A)  pigments 
B)  organic compounds 
C)  proteins 
D)  electrons and protons 
E)  heat energy

Question 11

Which of the following is not produced by the Krebs cycle?

Accepted Answer

A)  PGAL 
B)  CO2 
C)  NADH 
D)  FADH2 
E)  ATP 
A)  PGAL 
B)  CO2 
C)  NADH 
D)  FADH2 
E)  ATP

Question 12

Mitochondrial diseases ____.

Accepted Answer

A)  can have minimal impacts on the body 
B)  are produced by living organisms 
C)  are genetic 
D)  can increase muscular function 
E)  make ATP less efficiently 
A)  can have minimal impacts on the body 
B)  are produced by living organisms 
C)  are genetic 
D)  can increase muscular function 
E)  make ATP less efficiently

Question 13

Match each description with the corresponding term.
-the first part of aerobic respiration
A)glycolysis
B)alcoholic fermentation
C)lactate fermentation
D)the Krebs cycle
E)electron transfer phosphorylation

Accepted Answer

The answer of Match each description with the corresponding term.
-the...

Question 14

What is the role of oxygen gas in aerobic respiration?

Accepted Answer

A)  to provide electrons for NADH 
B)  to accept energy from glucose 
C)  to accept electrons from electron transport 
D)  to provide kinetic energy for ATP synthase 
E)  to donate electrons for electron transport 
A)  to provide electrons for NADH 
B)  to accept energy from glucose 
C)  to accept electrons from electron transport 
D)  to provide kinetic energy for ATP synthase 
E)  to donate electrons for electron transport

Question 15

In animals, when ATP concentrations are high, glucose is converted into ____.

Accepted Answer

A)  starch 
B)  glycogen 
C)  pyruvate 
D)  carbon dioxide 
E)  glycerol 
A)  starch 
B)  glycogen 
C)  pyruvate 
D)  carbon dioxide 
E)  glycerol

Question 16

During aerobic respiration in mitochondria, glucose is converted to ATP. Match each description with the corresponding term or phrase.   a.final acceptor of electrons
b.transfer of electrons between molecules
c.active transport of hydrogen ions to establish gradient
d.hydrogen ions move down their concentration
e.enzymatic phosphorylation
-O2

Accepted Answer

Question 17

The citric acid cycle is a cyclical pathway of reactions that use ____.

Accepted Answer

A)  acetyl-CoA to produce ATP 
B)  sugar to produce energy 
C)  sugar to produce starch 
D)  starch to produce energy 
E)  oxygen to produce carbon dioxide 
A)  acetyl-CoA to produce ATP 
B)  sugar to produce energy 
C)  sugar to produce starch 
D)  starch to produce energy 
E)  oxygen to produce carbon dioxide

Question 18

ATP is formed when ____ the inner mitochondrial membrane.

Accepted Answer

A)  hydrogen ions enter 
B)  hydrogen ions leave 
C)  electrons leave 
D)  electrons enter 
E)  water is split into 
A)  hydrogen ions enter 
B)  hydrogen ions leave 
C)  electrons leave 
D)  electrons enter 
E)  water is split into

Question 19

Match each description with the corresponding term.
-a process that uses oxygen
A)glycolysis
B)alcoholic fermentation
C)lactate fermentation
D)the Krebs cycle
E)electron transfer phosphorylation

Accepted Answer

The answer of Match each description with the corresponding term.
-a...

Question 20

Electrons combine with ____ to form free radicals.

Accepted Answer

A)  carbon dioxide 
B)  sulfur 
C)  mitochondria 
D)  oxygen 
E)  ATP 
A)  carbon dioxide 
B)  sulfur 
C)  mitochondria 
D)  oxygen 
E)  ATP

Exam 6: Releasing Chemical Energy

When glucose is used as the energy source, the largest amount of ATP is produced in ____.

Aerobic respiration yields a theoretical maximum of ____ ATP per glucose.

The products of Krebs cycle are ____.

During beer production, glucose is harnessed from the fermentation of ____.

Aerobic respiration produces carbon dioxide ____.

Reduction of metabolic rate and body temperature occur during ____.

During aerobic respiration, what drives the movement of hydrogen ions from the mitochondrial matrix?

Consider a glucose molecule that is completely oxidized during the process of cellular respiration. What is the correct sequence in the series of reactions? I. Glycolysis II. Phosphorylation III. Krebs cycle

During electron phosphorylation, how do hydrogen ions get back into the mitochondrial matrix?

Glycolysis converts glucose into ____.

Which of the following is not produced by the Krebs cycle?

Mitochondrial diseases ____.

Match each description with the corresponding term. -the first part of aerobic respiration A)glycolysis B)alcoholic fermentation C)lactate fermentation D)the Krebs cycle E)electron transfer phosphorylation

What is the role of oxygen gas in aerobic respiration?

In animals, when ATP concentrations are high, glucose is converted into ____.

The citric acid cycle is a cyclical pathway of reactions that use ____.

ATP is formed when ____ the inner mitochondrial membrane.

Match each description with the corresponding term. -a process that uses oxygen A)glycolysis B)alcoholic fermentation C)lactate fermentation D)the Krebs cycle E)electron transfer phosphorylation

Electrons combine with ____ to form free radicals.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Animal Reproduction and Development

Plant Form and Function

Life Cycles of Flowering Plants

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