Question 1

When glucose is made from noncarbohydrate sources, the process is called

Accepted Answer

A)  glycogenesis. 
B)  glycogenolysis. 
C)  gluconeogenesis. 
D)  lactate production. 
E)  glucagon production. 
A)  glycogenesis. 
B)  glycogenolysis. 
C)  gluconeogenesis. 
D)  lactate production. 
E)  glucagon production.

Question 2

A deficiency in the enzyme lactase causes lactose intolerance.

Accepted Answer

A) True 
 B)False

Question 3

Catabolic reactions provide energy to generate ATP in the cell.

Accepted Answer

A) True 
 B)False

Question 4

Identify each of the following metabolic pathways.
-anaerobic glycolysis

Accepted Answer

A) the production of glucose from noncarbohydrate molecules 
B) the flow of lactate and glucose between muscle and liver 
C) the synthesis of glycogen from glucose for storage purposes 
D) breaking down of macromolecules 
E) the conversion of glucose to lactic acid
F)the conversion of pyruviate to ethanol and CO₂
G)lipid metabolism 
A) the production of glucose from noncarbohydrate molecules 
B) the flow of lactate and glucose between muscle and liver 
C) the synthesis of glycogen from glucose for storage purposes 
D) breaking down of macromolecules 
E) the conversion of glucose to lactic acid
F)the conversion of pyruviate to ethanol and CO₂
G)lipid metabolism

Question 5

When as much glycogen is stored as possible in the body, excess glucose is converted to

Accepted Answer

A)  triacylglycerols. 
B)  fructose. 
C)  sucrose. 
D)  Coenzyme A. 
E)  ATP. 
A)  triacylglycerols. 
B)  fructose. 
C)  sucrose. 
D)  Coenzyme A. 
E)  ATP.

Question 6

The synthesis of glycogen from glucose is called

Accepted Answer

A)  glyceration. 
B)  gluconeogenesis. 
C)  glucogenesis. 
D)  glycogenesis. 
E)  glycolysis. 
A)  glyceration. 
B)  gluconeogenesis. 
C)  glucogenesis. 
D)  glycogenesis. 
E)  glycolysis.

Question 7

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 8

Energy production in the cell occurs primarily in the nucleus.

Accepted Answer

A) True 
 B)False

Question 9

Identify each of the following metabolic pathways.
-glycogenesis

Accepted Answer

A) the production of glucose from noncarbohydrate molecules 
B) the flow of lactate and glucose between muscle and liver 
C) the synthesis of glycogen from glucose for storage purposes 
D) breaking down of macromolecules 
E) the conversion of glucose to lactic acid
F)the conversion of pyruviate to ethanol and CO₂
G)lipid metabolism 
A) the production of glucose from noncarbohydrate molecules 
B) the flow of lactate and glucose between muscle and liver 
C) the synthesis of glycogen from glucose for storage purposes 
D) breaking down of macromolecules 
E) the conversion of glucose to lactic acid
F)the conversion of pyruviate to ethanol and CO₂
G)lipid metabolism

Question 10

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 11

In the process of glycolysis, glucose is converted to

Accepted Answer

A)  pyruvate. 
B)  citrate. 
C)  sucrose. 
D)  oxaloacetate. 
E)  ribose. 
A)  pyruvate. 
B)  citrate. 
C)  sucrose. 
D)  oxaloacetate. 
E)  ribose.

Question 12

The first stage of catabolism is

Accepted Answer

A)  the citric acid cycle. 
B)  production of pyruvate. 
C)  production of acetyl CoA. 
D)  buildup of macromolecules from monomers. 
E)  digestion of large molecules. 
A)  the citric acid cycle. 
B)  production of pyruvate. 
C)  production of acetyl CoA. 
D)  buildup of macromolecules from monomers. 
E)  digestion of large molecules.

Question 13

Which coenzyme is the electron acceptor in the following reaction?

Accepted Answer

A)  FAD 
B)  NAD+ 
C)  FMN 
D)  NADH 
E)  FADH₂ 
A)  FAD 
B)  NAD+ 
C)  FMN 
D)  NADH 
E)  FADH₂

Question 14

The term that refers to all of the chemical reactions in living cells is __________.

Accepted Answer

A)  glycolysis 
B)  β-oxidation 
C)  metabolism 
D)  anabolism 
E)  catabolism 
A)  glycolysis 
B)  β-oxidation 
C)  metabolism 
D)  anabolism 
E)  catabolism

Question 15

ATP is the primary energy source for the cell.

Accepted Answer

A) True 
 B)False

Question 16

The conversion of ATP to ADP and inorganic phosphate produces 7.3 kcal/mole of energy.

Accepted Answer

A) True 
 B)False

Question 17

The release of pyrophosphate from ATP to give AMP and PPi, followed by the hydrolysis of the pyrophosphate, releases approximately the same amount of energy as

Accepted Answer

A)  sucrose breakdown. 
B)  protein digestion. 
C)  glucose oxidation. 
D)  glycogen production. 
E)  ATP → ADP + Pi 
A)  sucrose breakdown. 
B)  protein digestion. 
C)  glucose oxidation. 
D)  glycogen production. 
E)  ATP → ADP + Pi

Question 18

Anabolic reactions are reactions that

Accepted Answer

A)  use oxidation but not reduction. 
B)  break down large molecules into smaller ones. 
C)  take place in the mitochondria. 
D)  use energy. 
E)  give off energy. 
A)  use oxidation but not reduction. 
B)  break down large molecules into smaller ones. 
C)  take place in the mitochondria. 
D)  use energy. 
E)  give off energy.

Question 19

Which of the following is true for prokaryotic cells?

Accepted Answer

A)  They are more complex than eukaryotic cells. 
B)  They are larger than eukaryotic cells. 
C)  They contain mitochondria. 
D)  They are found in animals. 
E)  They do not contain a nucleus. 
A)  They are more complex than eukaryotic cells. 
B)  They are larger than eukaryotic cells. 
C)  They contain mitochondria. 
D)  They are found in animals. 
E)  They do not contain a nucleus.

Question 20

In step 7 of glycolysis, ATP is generated when a phosphate group is transferred directly from 1,3-diphosphoglycerate to ADP in a process known as

Accepted Answer

A)  oxidation. 
B)  direct phosphorylation. 
C)  reduction. 
D)  transamination. 
E)  oxidative phosphorylation. 
A)  oxidation. 
B)  direct phosphorylation. 
C)  reduction. 
D)  transamination. 
E)  oxidative phosphorylation.

Exam 22: Metabolic Pathways for Carbohydrates

When glucose is made from noncarbohydrate sources, the process is called

A deficiency in the enzyme lactase causes lactose intolerance.

Catabolic reactions provide energy to generate ATP in the cell.

Identify each of the following metabolic pathways. -anaerobic glycolysis

When as much glycogen is stored as possible in the body, excess glucose is converted to

The synthesis of glycogen from glucose is called

Under anaerobic conditions, lactate is produced from

Energy production in the cell occurs primarily in the nucleus.

Identify each of the following metabolic pathways. -glycogenesis

Glycolysis is a(n) __________ process.

In the process of glycolysis, glucose is converted to

The first stage of catabolism is

Which coenzyme is the electron acceptor in the following reaction?

The term that refers to all of the chemical reactions in living cells is __________.

ATP is the primary energy source for the cell.

The conversion of ATP to ADP and inorganic phosphate produces 7.3 kcal/mole of energy.

The release of pyrophosphate from ATP to give AMP and PPi, followed by the hydrolysis of the pyrophosphate, releases approximately the same amount of energy as

Anabolic reactions are reactions that

Which of the following is true for prokaryotic cells?

In step 7 of glycolysis, ATP is generated when a phosphate group is transferred directly from 1,3-diphosphoglycerate to ADP in a process known as

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