Question 1

A kind of cellular structure present in plant cells but not in human cells is

Accepted Answer

A)  the endoplasmic reticulum 
B)  a cell wall 
C)  ribosomes 
D)  a plasma membrane 
A)  the endoplasmic reticulum 
B)  a cell wall 
C)  ribosomes 
D)  a plasma membrane B

Question 2

Which cell component has cristae?

Accepted Answer

A)  Nucleus 
B)  Mitochondrion 
C)  Endoplasmic Reticulum 
D)  Chloroplast 
E)  Ribosome 
A)  Nucleus 
B)  Mitochondrion 
C)  Endoplasmic Reticulum 
D)  Chloroplast 
E)  Ribosome B

Question 3

How are the majority of elements thought to have been formed?

Accepted Answer

A)  By thermonuclear reactions that normally take place in stars. 
B)  In explosions of stars. 
C)  By the action of cosmic rays outside the stars since the formation of the galaxy. 
D)  All of the above. 
E)  None of the above; all the elements were present from the initial Big Bang. 
A)  By thermonuclear reactions that normally take place in stars. 
B)  In explosions of stars. 
C)  By the action of cosmic rays outside the stars since the formation of the galaxy. 
D)  All of the above. 
E)  None of the above; all the elements were present from the initial Big Bang. D

Question 4

The genetic coding material is

Accepted Answer

A)  protein 
B)  DNA 
C)  polysaccharide 
D)  lipid 
A)  protein 
B)  DNA 
C)  polysaccharide 
D)  lipid

Question 5

Which of the following best defines organic chemistry?

Accepted Answer

A)  The study of compounds contained in organisms. 
B)  The study of compounds containing organs. 
C)  The study of compounds containing carbon and hydrogen and their derivatives. 
D)  The study of compounds containing elements other than carbon. 
A)  The study of compounds contained in organisms. 
B)  The study of compounds containing organs. 
C)  The study of compounds containing carbon and hydrogen and their derivatives. 
D)  The study of compounds containing elements other than carbon.

Question 6

The following cellular component is the defining component of eukaryotic cells:

Accepted Answer

A)  Nucleus 
B)  Ribosomes 
C)  Chloroplasts 
D)  Mitochondria 
E)  Cell membranes 
A)  Nucleus 
B)  Ribosomes 
C)  Chloroplasts 
D)  Mitochondria 
E)  Cell membranes

Question 7

Which organelle is involved in the synthesis of ATP?

Accepted Answer

A)  Nucleus 
B)  Mitochondrion 
C)  Chloroplast 
D)  ATP is synthesized in both mitochondria and chloroplasts. 
E)  ATP is synthesized in all three organelles. 
A)  Nucleus 
B)  Mitochondrion 
C)  Chloroplast 
D)  ATP is synthesized in both mitochondria and chloroplasts. 
E)  ATP is synthesized in all three organelles.

Question 8

In the Five Kingdom classification system,Escherichia coli would be considered

Accepted Answer

A)  animals. 
B)  protists. 
C)  monera. 
D)  none of the above. 
A)  animals. 
B)  protists. 
C)  monera. 
D)  none of the above.

Question 9

Which of these eukaryotic kingdoms consists primarily of unicellular organisms?

Accepted Answer

A)  Animals 
B)  Fungi 
C)  Plants 
D)  Protista 
E)  Both fungi and protista. 
A)  Animals 
B)  Fungi 
C)  Plants 
D)  Protista 
E)  Both fungi and protista.

Question 10

Which of the following statements regarding biopolymers is false?

Accepted Answer

A)  Different sequences of the monomers can lead to different functions. 
B)  Only soluble polymers can be created from soluble monomers. 
C)  A wide, almost uncountable variety of polymers can be created from just a few monomers. 
D)  Different linkages between the monomers can lead to different functions. 
E)  Biopolymers can fold up into complex shapes. 
A)  Different sequences of the monomers can lead to different functions. 
B)  Only soluble polymers can be created from soluble monomers. 
C)  A wide, almost uncountable variety of polymers can be created from just a few monomers. 
D)  Different linkages between the monomers can lead to different functions. 
E)  Biopolymers can fold up into complex shapes.

Question 11

The mitochondrial matrix

Accepted Answer

A)  is the location of enzymes needed for oxidation reactions 
B)  contains an array of microtubules 
C)  is part of the endoplasmic reticulum 
D)  lies between the inner and outer mitochondrial membrane 
A)  is the location of enzymes needed for oxidation reactions 
B)  contains an array of microtubules 
C)  is part of the endoplasmic reticulum 
D)  lies between the inner and outer mitochondrial membrane

Question 12

Chloroplasts

Accepted Answer

A)  contain no DNA 
B)  are bounded by a single membrane 
C)  are relatively small organelles 
D)  are the site of photosynthesis in green plants 
A)  contain no DNA 
B)  are bounded by a single membrane 
C)  are relatively small organelles 
D)  are the site of photosynthesis in green plants

Question 13

Which of the following statements regarding biomolecules is false?

Accepted Answer

A)  They contain predominantly ionic bonds. 
B)  They contain predominantly nonmetallic elements. 
C)  Carbon is the key element. 
D)  Specific stereoisomers are essential in most cases. 
A)  They contain predominantly ionic bonds. 
B)  They contain predominantly nonmetallic elements. 
C)  Carbon is the key element. 
D)  Specific stereoisomers are essential in most cases.

Question 14

It is generally believed that the following gas was missing in the primordial atmosphere:

Accepted Answer

A)  H2 
B)  CO2 
C)  CH4 
D)  NH3 
E)  O2 
A)  H2 
B)  CO2 
C)  CH4 
D)  NH3 
E)  O2

Question 15

The synthesis of urea from ammonium cyanate.

Accepted Answer

A)  was a critical component of the Miller-Urey experiment. 
B)  requires a protein as a catalyst. 
C)  helped dispel the vital force theory. 
D)  supported the vital force theory. 
A)  was a critical component of the Miller-Urey experiment. 
B)  requires a protein as a catalyst. 
C)  helped dispel the vital force theory. 
D)  supported the vital force theory.

Question 16

Which of the following best describes the results of the Miller-Urey experiment?

Accepted Answer

A)  It proved that DNA is the genetic material. 
B)  It produced proteins under conditions simulating the early Earth. 
C)  It created living cells from non-living materials. 
D)  It produced some simple organic compounds from a mixture of gases presumed to have existed in the early atmosphere. 
E)  All of these results of the Miller-Urey experiment. 
A)  It proved that DNA is the genetic material. 
B)  It produced proteins under conditions simulating the early Earth. 
C)  It created living cells from non-living materials. 
D)  It produced some simple organic compounds from a mixture of gases presumed to have existed in the early atmosphere. 
E)  All of these results of the Miller-Urey experiment.

Question 17

This question was moved to the Matching section in ExamView. (To maintain the integrity of the numbering system between the printed copy and ExamView,this question has been marked "do not use on test" in ExamView's question information dialog.)

Accepted Answer

A)  not available 
B)  not available. 
C)  .not available 
D)  not .available 
E)  None of above 
A)  not available 
B)  not available. 
C)  .not available 
D)  not .available 
E)  None of above

Question 18

In the Five Kingdom classification system,human beings would be considered

Accepted Answer

A)  animals. 
B)  protists. 
C)  monera. 
D)  fungi. 
E)  none of the above. 
A)  animals. 
B)  protists. 
C)  monera. 
D)  fungi. 
E)  none of the above.

Question 19

In the Three Domain classification system,Escherichia coli would be considered

Accepted Answer

A)  Archaebacteria. 
B)  Eubacteria. 
C)  Eukarya. 
D)  none of the above. 
A)  Archaebacteria. 
B)  Eubacteria. 
C)  Eukarya. 
D)  none of the above.

Question 20

Prokaryotic cells

Accepted Answer

A)  do not have a well defined nucleus 
B)  are smaller than eukaryotic cells 
C)  do not have internal membranes 
D)  all of the above 
A)  do not have a well defined nucleus 
B)  are smaller than eukaryotic cells 
C)  do not have internal membranes 
D)  all of the above

Exam 1: Biochemistry and the Organization of Cells

A kind of cellular structure present in plant cells but not in human cells is

Which cell component has cristae?

How are the majority of elements thought to have been formed?

The genetic coding material is

Which of the following best defines organic chemistry?

The following cellular component is the defining component of eukaryotic cells:

Which organelle is involved in the synthesis of ATP?

In the Five Kingdom classification system,Escherichia coli would be considered

Which of these eukaryotic kingdoms consists primarily of unicellular organisms?

Which of the following statements regarding biopolymers is false?

The mitochondrial matrix

Chloroplasts

Which of the following statements regarding biomolecules is false?

It is generally believed that the following gas was missing in the primordial atmosphere:

The synthesis of urea from ammonium cyanate.

Which of the following best describes the results of the Miller-Urey experiment?

This question was moved to the Matching section in ExamView. (To maintain the integrity of the numbering system between the printed copy and ExamView,this question has been marked "do not use on test" in ExamView's question information dialog.)

In the Five Kingdom classification system,human beings would be considered

In the Three Domain classification system,Escherichia coli would be considered

Prokaryotic cells

Water: The Solvent for Biochemical Reactions

Amino Acids and Peptides

The Three-Dimensional Structure of Proteins

Protein Purification and Characterization Techniques

The Behavior of Proteins: Enzymes

The Behavior of Proteins: Enzymes, Mechanisms, and Control

Lipids and Proteins Are Associated in Biological Membranes

Nucleic Acids: How Structure Conveys Information

Biosynthesis of Nucleic Acids: Replication

Transcription of the Genetic Code: Biosynthesis of Rna

Protein Synthesis: Translation of the Genetic Message

Nucleic Acid Biotechnology Techniques

Viruses, Cancer, and Immunology

The Importance of Energy Changes and Electron Transfer in Metabolism

Carbohydrates

Glycolysis

Storage Mechanisms and Control in Carbohydrate Metabolism

The Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Lipid Metabolism

Photosynthesis

The Metabolism of Nitrogen

Integration of Metabolism: Cellular Signaling

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