Question 1

What is the function of DNA polymerase?

Accepted Answer

A)  Forms new DNA strand during DNA replication 
B)  Causes hydrogen bonds between DNA strands to break 
C)  Carries genetic information from nucleus out to ribosomes in cytoplasm 
D)  Forms messenger RNA during protein synthesis 
A)  Forms new DNA strand during DNA replication 
B)  Causes hydrogen bonds between DNA strands to break 
C)  Carries genetic information from nucleus out to ribosomes in cytoplasm 
D)  Forms messenger RNA during protein synthesis A

Question 2

What is the "genetic code"?

Accepted Answer

A)  A sequence of amino acids that instructs cells how to make specific nucleic acids 
B)  A sequence of nucleotide bases that instructs cells how to make specific protein molecules 
C)  A sequence of amino acids in proteins that act as enzymes 
D)  A sequence of proteins embedded in the cell membrane 
E)  A sequence of enzymes located within the mitochondria 
A)  A sequence of amino acids that instructs cells how to make specific nucleic acids 
B)  A sequence of nucleotide bases that instructs cells how to make specific protein molecules 
C)  A sequence of amino acids in proteins that act as enzymes 
D)  A sequence of proteins embedded in the cell membrane 
E)  A sequence of enzymes located within the mitochondria B

Question 3

Glycolysis is classified as the ____________ phase of cellular respiration.

Accepted Answer

A)  anaerobic 
B)  aerobic 
A)  anaerobic 
B)  aerobic A

Question 4

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which results in the greater production of ATP?

Accepted Answer

A)  Aerobic phase 
B)  Anaerobic phase 
A)  Aerobic phase 
B)  Anaerobic phase

Question 5

What are the net end products of glycolysis?

Accepted Answer

A)  4 ATP, 2 acetyl groups 
B)  2 ATP, 2 pyruvic acids 
C)  32 ATP, 2 acetyl groups, 2 pyruvic acids 
D)  32 ATP, 6 H 2O, 6 CO 2 
E)  2 ATP, 2 H 2O, 2 CO 2 
A)  4 ATP, 2 acetyl groups 
B)  2 ATP, 2 pyruvic acids 
C)  32 ATP, 2 acetyl groups, 2 pyruvic acids 
D)  32 ATP, 6 H 2O, 6 CO 2 
E)  2 ATP, 2 H 2O, 2 CO 2

Question 6

Compare translation and transcription. Which process occurs in the cytoplasm?

Accepted Answer

A)  Translation 
B)  Transcription 
A)  Translation 
B)  Transcription

Question 7

The genetic condition called phenylketonuria results from a defect in a gene called PAH which helps create phenylalanine hydroxylase, the enzyme that breaks down the amino acid phenylalanine. What is the outcome of this condition and the lack of this enzyme?

Accepted Answer

A)  Phenylalanine accumulates. 
B)  Phenylalanine is completely used up, deleting its stores in the body. 
C)  A different enzyme begins breaking down phenylalanine. 
D)  Phenylalanine hydroxylase accumulates. 
A)  Phenylalanine accumulates. 
B)  Phenylalanine is completely used up, deleting its stores in the body. 
C)  A different enzyme begins breaking down phenylalanine. 
D)  Phenylalanine hydroxylase accumulates.

Question 8

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which results in the production of pyruvic acid?

Accepted Answer

A)  Aerobic phase 
B)  Anaerobic phase 
A)  Aerobic phase 
B)  Anaerobic phase

Question 9

A metabolic pathway is a sequence of enzyme-catalyzed reactions.

Accepted Answer

A) True 
 B)False

Question 10

Which enzyme is critical to the process of transcription?

Accepted Answer

A)  RNA polymerase 
B)  DNA polymerase 
A)  RNA polymerase 
B)  DNA polymerase

Question 11

The transfer of genetic information from the nucleus into the cytoplasm is a function of what molecule?

Accepted Answer

A)  DNA 
B)  Ribosomal RNA 
C)  Messenger RNA 
D)  Transfer RNA 
E)  ATP 
A)  DNA 
B)  Ribosomal RNA 
C)  Messenger RNA 
D)  Transfer RNA 
E)  ATP

Question 12

Name the type of reaction that occurs when two monosaccharides combine to form the disaccharide called sucrose.

Accepted Answer

A)  The anabolic reaction called dehydration synthesis 
B)  The catabolic reaction called dehydration synthesis 
C)  The catabolic reaction called hydrolysis 
D)  The anabolic reaction called hydrolysis 
A)  The anabolic reaction called dehydration synthesis 
B)  The catabolic reaction called dehydration synthesis 
C)  The catabolic reaction called hydrolysis 
D)  The anabolic reaction called hydrolysis

Question 13

A cell has burned one glucose molecule, resulting in the net production of 2 ATP. What can be said about the process that occurred?

Accepted Answer

A)  Glucose was burned anaerobically. 
B)  Glucose was burned aerobically. 
A)  Glucose was burned anaerobically. 
B)  Glucose was burned aerobically.

Question 14

The breakdown of starch to maltose is an example of what type of reaction?

Accepted Answer

A)  Anabolic reaction 
B)  Catabolic reaction 
A)  Anabolic reaction 
B)  Catabolic reaction

Question 15

What part of an ATP molecule holds the energy that can then be used in metabolism?

Accepted Answer

A)  Chemical bonds of the adenosine group 
B)  Chemical bonds of the nitrogen-containing base 
C)  Chemical bonds between the phosphate groups 
D)  Chemical bond attaching the adenosine group to the first phosphate group 
A)  Chemical bonds of the adenosine group 
B)  Chemical bonds of the nitrogen-containing base 
C)  Chemical bonds between the phosphate groups 
D)  Chemical bond attaching the adenosine group to the first phosphate group

Question 16

Complete oxidation of glucose results in the production of nitrogen and water.

Accepted Answer

A) True 
 B)False

Question 17

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which one involves the compound called acetyl CoA?

Accepted Answer

A)  Aerobic phase 
B)  Anaerobic phase 
A)  Aerobic phase 
B)  Anaerobic phase

Question 18

For each DNA molecule, the process of DNA replication results in two identical complete DNA molecules. What is the composition of these two end products of DNA replication?

Accepted Answer

A)  Each DNA molecule consists of one old strand from the original DNA molecule and one newly formed strand. 
B)  One DNA molecule consists of the two original strands from the original DNA molecule; the other consists of two newly formed DNA strands. 
A)  Each DNA molecule consists of one old strand from the original DNA molecule and one newly formed strand. 
B)  One DNA molecule consists of the two original strands from the original DNA molecule; the other consists of two newly formed DNA strands.

Question 19

By definition, anabolism and catabolism together constitute __________.

Accepted Answer

A)  metabolism 
B)  protein synthesis 
C)  dehydration synthesis 
D)  hydrolysis 
E)  cellular respiration 
A)  metabolism 
B)  protein synthesis 
C)  dehydration synthesis 
D)  hydrolysis 
E)  cellular respiration

Question 20

Enzymes are best described as what kind of molecule?

Accepted Answer

A)  Proteins that catalyze chemical reactions 
B)  Nucleic acids that code for protein production 
C)  Compounds that are converted to products during a chemical reaction 
D)  Proteins that increase the activation energy of chemical reactions 
A)  Proteins that catalyze chemical reactions 
B)  Nucleic acids that code for protein production 
C)  Compounds that are converted to products during a chemical reaction 
D)  Proteins that increase the activation energy of chemical reactions

What is the function of DNA polymerase?

What is the "genetic code"?

Glycolysis is classified as the ____________ phase of cellular respiration.

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which results in the greater production of ATP?

What are the net end products of glycolysis?

Compare translation and transcription. Which process occurs in the cytoplasm?

The genetic condition called phenylketonuria results from a defect in a gene called PAH which helps create phenylalanine hydroxylase, the enzyme that breaks down the amino acid phenylalanine. What is the outcome of this condition and the lack of this enzyme?

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which results in the production of pyruvic acid?

A metabolic pathway is a sequence of enzyme-catalyzed reactions.

Which enzyme is critical to the process of transcription?

The transfer of genetic information from the nucleus into the cytoplasm is a function of what molecule?

Name the type of reaction that occurs when two monosaccharides combine to form the disaccharide called sucrose.

A cell has burned one glucose molecule, resulting in the net production of 2 ATP. What can be said about the process that occurred?

The breakdown of starch to maltose is an example of what type of reaction?

What part of an ATP molecule holds the energy that can then be used in metabolism?

Complete oxidation of glucose results in the production of nitrogen and water.

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which one involves the compound called acetyl CoA?

For each DNA molecule, the process of DNA replication results in two identical complete DNA molecules. What is the composition of these two end products of DNA replication?

By definition, anabolism and catabolism together constitute __________.

Enzymes are best described as what kind of molecule?

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Tissues

Integumentary System

Skeletal System

Muscular System

Pregnancy, Growth, Development, and Genetics

Nervous System

The Senses

Endocrine System

Blood

Cardiovascular System

Lymphatic System and Immunity

Digestion and Nutrition

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Filters

Exam 4: Cellular Metabolism

What is the function of DNA polymerase?

What is the "genetic code"?

Glycolysis is classified as the ____________ phase of cellular respiration.

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which results in the greater production of ATP?

What are the net end products of glycolysis?

Compare translation and transcription. Which process occurs in the cytoplasm?

The genetic condition called phenylketonuria results from a defect in a gene called PAH which helps create phenylalanine hydroxylase, the enzyme that breaks down the amino acid phenylalanine. What is the outcome of this condition and the lack of this enzyme?

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which results in the production of pyruvic acid?

A metabolic pathway is a sequence of enzyme-catalyzed reactions.

Which enzyme is critical to the process of transcription?

The transfer of genetic information from the nucleus into the cytoplasm is a function of what molecule?

Name the type of reaction that occurs when two monosaccharides combine to form the disaccharide called sucrose.

A cell has burned one glucose molecule, resulting in the net production of 2 ATP. What can be said about the process that occurred?

The breakdown of starch to maltose is an example of what type of reaction?

What part of an ATP molecule holds the energy that can then be used in metabolism?

Complete oxidation of glucose results in the production of nitrogen and water.

Compare the anaerobic phase of cellular respiration to the aerobic phase. Which one involves the compound called acetyl CoA?

For each DNA molecule, the process of DNA replication results in two identical complete DNA molecules. What is the composition of these two end products of DNA replication?

By definition, anabolism and catabolism together constitute __________.

Enzymes are best described as what kind of molecule?

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Tissues

Integumentary System

Skeletal System

Muscular System

Pregnancy, Growth, Development, and Genetics

Nervous System

The Senses

Endocrine System

Blood

Cardiovascular System

Lymphatic System and Immunity

Digestion and Nutrition

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Filters