Question 1

The actual yield of ATP from 1 glucose is

Accepted Answer

A) 18-20 ATP. 
B) 36-38 ATP. 
C) 30-32 ATP. 
D) 26-28 ATP. 
A) 18-20 ATP. 
B) 36-38 ATP. 
C) 30-32 ATP. 
D) 26-28 ATP.

Question 2

Acetyl CoA

Accepted Answer

A) can enter the Krebs cycle. 
B) can reversibly form ketone bodies. 
C) can directly form pyruvic acid. 
D) Both can enter the Krebs cycle and can reversibly form ketone bodies. 
A) can enter the Krebs cycle. 
B) can reversibly form ketone bodies. 
C) can directly form pyruvic acid. 
D) Both can enter the Krebs cycle and can reversibly form ketone bodies.

Question 3

A deficiency of ______________ would limit production of coenzyme A.

Accepted Answer

A) pantothenic acid 
B) linoleic acid 
C) folic acid 
D) thiamine 
A) pantothenic acid 
B) linoleic acid 
C) folic acid 
D) thiamine

Question 4

ATP formation in the electron transport system is called

Accepted Answer

A) substrate level phosphorylation. 
B) oxidative phosphorylation. 
C) direct phosphorylation. 
D) Both substrate level phosphorylation and direct phosphorylation are correct. 
A) substrate level phosphorylation. 
B) oxidative phosphorylation. 
C) direct phosphorylation. 
D) Both substrate level phosphorylation and direct phosphorylation are correct.

Question 5

Phosphorylation of glucose "traps" the glucose within a cell.

Accepted Answer

A) True 
 B)False

Question 6

Metabolism is a term that refers to all of the reactions in the body that involve energy transformations.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is NOT a main substrate for gluconeogenesis?

Accepted Answer

A) lactic acid 
B) glycerol 
C) pyruvic acid 
D) alanine 
A) lactic acid 
B) glycerol 
C) pyruvic acid 
D) alanine

Question 8

The process in which an amine group is transferred from one amino acid to another is called

Accepted Answer

A) deamination. 
B) beta-oxidation. 
C) phosphorylation. 
D) transamination. 
A) deamination. 
B) beta-oxidation. 
C) phosphorylation. 
D) transamination.

Question 9

One glucose would generate ______________ NADH molecules via the Krebs cycle.

Accepted Answer

A) two 
B) three 
C) six 
D) eight 
A) two 
B) three 
C) six 
D) eight

Question 10

______________ is the opposite of glycogenesis.

Accepted Answer

A) Glycolysis 
B) Glyconeogenesis 
C) Glycogenolysis 
D) Gluconeogenesis 
A) Glycolysis 
B) Glyconeogenesis 
C) Glycogenolysis 
D) Gluconeogenesis

Question 11

Which of the following is NOT a primary catabolic source of energy to produce ATP?

Accepted Answer

A) fatty acids 
B) cholesterol 
C) amino acids 
D) glucose 
A) fatty acids 
B) cholesterol 
C) amino acids 
D) glucose

Question 12

Sweet smelling breath may be the result of elevated ______________ in the blood.

Accepted Answer

A) glucose 
B) fructose 
C) acetone 
D) cholesterol 
A) glucose 
B) fructose 
C) acetone 
D) cholesterol

Question 13

Each turn of the Krebs cycle produces

Accepted Answer

A) 2 FADH2,1 ATP,and 3 NADH. 
B) 1 FADH2,1 ATP,and 3 NADH. 
C) 3 FADH2,2 ATP,and 1 NADH. 
D) 1 FADH2,3 ATP,and 2 NADH. 
A) 2 FADH2,1 ATP,and 3 NADH. 
B) 1 FADH2,1 ATP,and 3 NADH. 
C) 3 FADH2,2 ATP,and 1 NADH. 
D) 1 FADH2,3 ATP,and 2 NADH.

Question 14

Anabolic reactions do NOT

Accepted Answer

A) utilize energy. 
B) synthesize molecules within cells. 
C) store energy. 
D) release energy. 
A) utilize energy. 
B) synthesize molecules within cells. 
C) store energy. 
D) release energy.

Question 15

The total amount of FADH2 produced by one turn of the Krebs cycle is

Accepted Answer

A) one molecule. 
B) two molecules. 
C) 15 molecules. 
D) 30 molecules. 
A) one molecule. 
B) two molecules. 
C) 15 molecules. 
D) 30 molecules.

Question 16

It takes four protons to produce 1 ATP that will enter the cytoplasm of a cell.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following is NOT a molecule of the electron transport system?

Accepted Answer

A) coenzyme Q 
B) coenzyme A 
C) flavin mononucleotide (FMN) 
D) cytochrome b 
A) coenzyme Q 
B) coenzyme A 
C) flavin mononucleotide (FMN) 
D) cytochrome b

Question 18

Each pair of hydrogens generated in glycolysis are used to

Accepted Answer

A) reduce 2 molecules of NAD. 
B) oxidize 2 molecules of NAD. 
C) reduce 2 molecules of FAD. 
D) oxidize 2 molecules of FAD. 
A) reduce 2 molecules of NAD. 
B) oxidize 2 molecules of NAD. 
C) reduce 2 molecules of FAD. 
D) oxidize 2 molecules of FAD.

Question 19

Anaerobic respiration metabolism is triggered when the ratio of ______________ falls below a critical level.

Accepted Answer

A) carbon dioxide supply to oxygen need 
B) oxygen supply to glucose need 
C) glucose supply to glucose need 
D) oxygen supply to oxygen need 
A) carbon dioxide supply to oxygen need 
B) oxygen supply to glucose need 
C) glucose supply to glucose need 
D) oxygen supply to oxygen need

Question 20

Acetyl CoA and NAD are the end-products of the Krebs Cycle.

Accepted Answer

A) True 
 B)False

The actual yield of ATP from 1 glucose is

Acetyl CoA

A deficiency of ______________ would limit production of coenzyme A.

ATP formation in the electron transport system is called

Phosphorylation of glucose "traps" the glucose within a cell.

Metabolism is a term that refers to all of the reactions in the body that involve energy transformations.

Which of the following is NOT a main substrate for gluconeogenesis?

The process in which an amine group is transferred from one amino acid to another is called

One glucose would generate ______________ NADH molecules via the Krebs cycle.

______________ is the opposite of glycogenesis.

Which of the following is NOT a primary catabolic source of energy to produce ATP?

Sweet smelling breath may be the result of elevated ______________ in the blood.

Each turn of the Krebs cycle produces

Anabolic reactions do NOT

The total amount of FADH₂ produced by one turn of the Krebs cycle is

It takes four protons to produce 1 ATP that will enter the cytoplasm of a cell.

Which of the following is NOT a molecule of the electron transport system?

Each pair of hydrogens generated in glycolysis are used to

Anaerobic respiration metabolism is triggered when the ratio of ______________ falls below a critical level.

Acetyl CoA and NAD are the end-products of the Krebs Cycle.

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output, Blood Flow, and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation of Metabolism

Reproduction

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Exam 5: Cell Respiration and Metabolism

The actual yield of ATP from 1 glucose is

Acetyl CoA

A deficiency of ______________ would limit production of coenzyme A.

ATP formation in the electron transport system is called

Phosphorylation of glucose "traps" the glucose within a cell.

Metabolism is a term that refers to all of the reactions in the body that involve energy transformations.

Which of the following is NOT a main substrate for gluconeogenesis?

The process in which an amine group is transferred from one amino acid to another is called

One glucose would generate ______________ NADH molecules via the Krebs cycle.

______________ is the opposite of glycogenesis.

Which of the following is NOT a primary catabolic source of energy to produce ATP?

Sweet smelling breath may be the result of elevated ______________ in the blood.

Each turn of the Krebs cycle produces

Anabolic reactions do NOT

The total amount of FADH2 produced by one turn of the Krebs cycle is

It takes four protons to produce 1 ATP that will enter the cytoplasm of a cell.

Which of the following is NOT a molecule of the electron transport system?

Each pair of hydrogens generated in glycolysis are used to

Anaerobic respiration metabolism is triggered when the ratio of ______________ falls below a critical level.

Acetyl CoA and NAD are the end-products of the Krebs Cycle.

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output, Blood Flow, and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation of Metabolism

Reproduction

Filters

The total amount of FADH₂ produced by one turn of the Krebs cycle is