Question 1

Catabolic reactions provide energy to generate ATP in the cell.

Accepted Answer

A) True 
 B)False

Question 2

Myristic acid,a C14 fatty acid,produces ________ acetyl-CoA when completely metabolized.

Accepted Answer

A) 2 
B) 5 
C) 7 
D) 12 
E) 14 
A) 2 
B) 5 
C) 7 
D) 12 
E) 14

Question 3

In the chemiosmotic model,protons circulate through a protein complex called ________.

Accepted Answer

A) iron-sulfur clusters 
B) FMA 
C) CoA 
D) CoQ 
E) ATP synthase 
A) iron-sulfur clusters 
B) FMA 
C) CoA 
D) CoQ 
E) ATP synthase

Question 4

In mammals,the ammonium ion produced in oxidative deamination is ________.

Accepted Answer

A) excreted in the feces 
B) stored in the liver 
C) converted to uric acid,which is excreted in the urine 
D) converted to urea,which is excreted in the urine 
E) converted to uric acid,which is excreted by the liver 
A) excreted in the feces 
B) stored in the liver 
C) converted to uric acid,which is excreted in the urine 
D) converted to urea,which is excreted in the urine 
E) converted to uric acid,which is excreted by the liver

Question 5

Energy production in the cell occurs primarily in the nucleus.

Accepted Answer

A) True 
 B)False

Question 6

In reaction 7 of the citric acid cycle,fumarate is converted to malate in a ________ reaction.

Accepted Answer

A) hydrolysis 
B) dehydrogenation 
C) hydrogenation 
D) hydration 
E) dehydration 
A) hydrolysis 
B) dehydrogenation 
C) hydrogenation 
D) hydration 
E) dehydration

Question 7

The reactions by which complex molecules are broken down into simpler ones for the body's use are ________.

Accepted Answer

A) transmission reactions 
B) catabolic reactions 
C) anabolic reactions 
D) glucogenesis 
E) gluconeogenesis 
A) transmission reactions 
B) catabolic reactions 
C) anabolic reactions 
D) glucogenesis 
E) gluconeogenesis

Question 8

In this figure,identify the metabolic substance numbered.  
-substance 2

Accepted Answer

carbohydra

Question 9

Ketosis is a condition that can occur if ________.

Accepted Answer

A) ketone bodies cannot be completely metabolized 
B) too many ketones are ingested 
C) too much protein is available in the diet 
D) the brain is starved of glucose 
E) low fat intake occurs 
A) ketone bodies cannot be completely metabolized 
B) too many ketones are ingested 
C) too much protein is available in the diet 
D) the brain is starved of glucose 
E) low fat intake occurs

Question 10

The digestion of protein begins in the ________.

Accepted Answer

A) mouth 
B) stomach 
C) small intestine 
D) large intestine 
E) pancreas 
A) mouth 
B) stomach 
C) small intestine 
D) large intestine 
E) pancreas

Question 11

In this figure taken from your text,identify the substances shown.  
-substance 16

Accepted Answer

The answer of In this figure taken from your text,identify...

Question 12

Under anaerobic conditions,lactate is produced from ________.

Accepted Answer

A) acetyl-CoA 
B) pyruvate 
C) ATP 
D) carbon dioxide 
E) NAD+ 
A) acetyl-CoA 
B) pyruvate 
C) ATP 
D) carbon dioxide 
E) NAD+

Question 13

When combined with electron transport,one turn of the citric acid cycle produces ________ ATP.

Accepted Answer

A) 24 
B) 12 
C) 11 
D) 14 
E) 2 
A) 24 
B) 12 
C) 11 
D) 14 
E) 2

Question 14

The final products of catabolic reactions are ________.

Accepted Answer

A) carbon dioxide,water,and ammonia 
B) glucose,lipids,and glycogen 
C) lipids,oxygen,and water 
D) RNA and DNA 
E) lipids and carbohydrates 
A) carbon dioxide,water,and ammonia 
B) glucose,lipids,and glycogen 
C) lipids,oxygen,and water 
D) RNA and DNA 
E) lipids and carbohydrates

Question 15

The initial stage of the digestion of protein is catalyzed by an enzyme called ________.

Accepted Answer

A) chymotrypsin 
B) peptidase 
C) pepsin 
D) amylase 
E) trypsin 
A) chymotrypsin 
B) peptidase 
C) pepsin 
D) amylase 
E) trypsin

Question 16

Glycolysis is a(n)________ process.

Accepted Answer

A) aerobic 
B) anaerobic 
C) anabolic 
D) one-step 
E) five-step 
A) aerobic 
B) anaerobic 
C) anabolic 
D) one-step 
E) five-step

Question 17

Hydrolysis of sucrose takes place primarily in the ________.

Accepted Answer

A) mouth 
B) stomach 
C) pancreas 
D) small intestine 
E) large intestine 
A) mouth 
B) stomach 
C) pancreas 
D) small intestine 
E) large intestine

Question 18

In this figure taken from your text,identify the substances shown.  
-substance 12

Accepted Answer

The answer of In this figure taken from your text,identify...

Question 19

In order to enter the citric acid cycle,pyruvate is first converted to ________.

Accepted Answer

A) lactate 
B) acetaldehyde 
C) citrate 
D) acetyl-CoA 
E) ethanol 
A) lactate 
B) acetaldehyde 
C) citrate 
D) acetyl-CoA 
E) ethanol

Question 20

The end product of glycolysis is pyruvate.

Accepted Answer

A) True 
 B)False

Catabolic reactions provide energy to generate ATP in the cell.

Myristic acid,a C₁₄ fatty acid,produces ________ acetyl-CoA when completely metabolized.

In the chemiosmotic model,protons circulate through a protein complex called ________.

In mammals,the ammonium ion produced in oxidative deamination is ________.

Energy production in the cell occurs primarily in the nucleus.

In reaction 7 of the citric acid cycle,fumarate is converted to malate in a ________ reaction.

The reactions by which complex molecules are broken down into simpler ones for the body's use are ________.

In this figure,identify the metabolic substance numbered. -substance 2

Ketosis is a condition that can occur if ________.

The digestion of protein begins in the ________.

In this figure taken from your text,identify the substances shown. -substance 16

Under anaerobic conditions,lactate is produced from ________.

When combined with electron transport,one turn of the citric acid cycle produces ________ ATP.

The final products of catabolic reactions are ________.

The initial stage of the digestion of protein is catalyzed by an enzyme called ________.

Glycolysis is a(n)________ process.

Hydrolysis of sucrose takes place primarily in the ________.

In this figure taken from your text,identify the substances shown. -substance 12

In order to enter the citric acid cycle,pyruvate is first converted to ________.

The end product of glycolysis is pyruvate.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Lipids

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Filters

Exam 18: Metabolic Pathways and Energy Production

Catabolic reactions provide energy to generate ATP in the cell.

Myristic acid,a C14 fatty acid,produces ________ acetyl-CoA when completely metabolized.

In the chemiosmotic model,protons circulate through a protein complex called ________.

In mammals,the ammonium ion produced in oxidative deamination is ________.

Energy production in the cell occurs primarily in the nucleus.

In reaction 7 of the citric acid cycle,fumarate is converted to malate in a ________ reaction.

The reactions by which complex molecules are broken down into simpler ones for the body's use are ________.

In this figure,identify the metabolic substance numbered. -substance 2

Ketosis is a condition that can occur if ________.

The digestion of protein begins in the ________.

In this figure taken from your text,identify the substances shown. -substance 16

Under anaerobic conditions,lactate is produced from ________.

When combined with electron transport,one turn of the citric acid cycle produces ________ ATP.

The final products of catabolic reactions are ________.

The initial stage of the digestion of protein is catalyzed by an enzyme called ________.

Glycolysis is a(n)________ process.

Hydrolysis of sucrose takes place primarily in the ________.

In this figure taken from your text,identify the substances shown. -substance 12

In order to enter the citric acid cycle,pyruvate is first converted to ________.

The end product of glycolysis is pyruvate.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Lipids

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Filters

Myristic acid,a C₁₄ fatty acid,produces ________ acetyl-CoA when completely metabolized.