Question 1

Which of the following relationships between cell structures and their respective functions is NOT correct?

Accepted Answer

A)  chloroplast: photosynthesis 
B)  cell wall: support, protection 
C)  mitochondria: formation of ATP 
D)  ribosomes: site of protein synthesis 
E)  Golgi apparatus: breakdown of macromolecules 
A)  chloroplast: photosynthesis 
B)  cell wall: support, protection 
C)  mitochondria: formation of ATP 
D)  ribosomes: site of protein synthesis 
E)  Golgi apparatus: breakdown of macromolecules

Question 2

The genome rather than proteome most specifically determines how a cell looks and functions.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is NOT a function of a signal recognition particle (SRP)?

Accepted Answer

A)  Binds to a receptor in the endoplasmic reticulum (ER). 
B)  Docks the ribosome over a channel protein. 
C)  Helps a vesicle bud from the endoplasmic membrane (ER) 
D)  Recognizes the endoplasmic membrane (ER) signal sequence 
A)  Binds to a receptor in the endoplasmic reticulum (ER). 
B)  Docks the ribosome over a channel protein. 
C)  Helps a vesicle bud from the endoplasmic membrane (ER) 
D)  Recognizes the endoplasmic membrane (ER) signal sequence

Question 4

The Golgi apparatus is much like a warehouse; it processes proteins and sorts them for delivery to certain parts of the cell.

Accepted Answer

A) True 
 B)False

Question 5

This organelle is important for the detoxification of alcohol in the liver.

Accepted Answer

A)  lysosome 
B)  smooth endoplasmic reticulum 
C)  mitochondrion 
D)  Golgi apparatus 
E)  peroxisome 
A)  lysosome 
B)  smooth endoplasmic reticulum 
C)  mitochondrion 
D)  Golgi apparatus 
E)  peroxisome

Question 6

Which of the following is NOT a common characteristic of both mitochondrial and chloroplast genomes?

Accepted Answer

A)  Composed of a double stranded chromosome. 
B)  Composed of a single circular chromosome 
C)  Has a small genome. 
D)  Chloroplast genome is larger than the mitochondrial genome. 
A)  Composed of a double stranded chromosome. 
B)  Composed of a single circular chromosome 
C)  Has a small genome. 
D)  Chloroplast genome is larger than the mitochondrial genome.

Question 7

Which of the following type of microscopy would be most effective in visualizing the fine structure of viruses and cytoskeletal filaments 10-25 nanometers in diameter?

Accepted Answer

A)  standard light microscopy 
B)  phase-contrast light microscopy 
C)  transmission electron microscopy 
D)  darkfield light microscopy 
E)  differential-interference microscopy 
A)  standard light microscopy 
B)  phase-contrast light microscopy 
C)  transmission electron microscopy 
D)  darkfield light microscopy 
E)  differential-interference microscopy

Question 8

The glycocalyx is a protective coating that prevents bacteria from dehydration and potential destruction by the host organism.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is NOT true of prokaryotes?

Accepted Answer

A)  They lack a membrane-bound nucleus. 
B)  DNA is located within the cytosol. 
C)  They have a simpler structure relative to eukaryotes. 
D)  They possess membrane-bound organelles. 
E)  They are relatively small compared with eukaryotes. 
A)  They lack a membrane-bound nucleus. 
B)  DNA is located within the cytosol. 
C)  They have a simpler structure relative to eukaryotes. 
D)  They possess membrane-bound organelles. 
E)  They are relatively small compared with eukaryotes.

Question 10

Resolution, contrast, and magnification are three important parameters in microscopy.

Accepted Answer

A) True 
 B)False

Question 11

The presence of a cell wall and chloroplasts are two features that distinguish a plant cell from an animal cell.

Accepted Answer

A) True 
 B)False

Question 12

Both lysosomes and peroxisomes are important for detoxifying substances in the cell.

Accepted Answer

A) True 
 B)False

Question 13

Tissues that are metabolically active and utilize large amounts of energy would be rich in

Accepted Answer

A)  ribosomes. 
B)  lysosomes. 
C)  smooth endoplasmic reticulum. 
D)  mitochondria. 
E)  contractile vacuoles. 
A)  ribosomes. 
B)  lysosomes. 
C)  smooth endoplasmic reticulum. 
D)  mitochondria. 
E)  contractile vacuoles.

Question 14

Which of the following is not a constituent of the nucleus?

Accepted Answer

A)  pores 
B)  envelope or membrane 
C)  chromosomes 
D)  chromatin 
E)  protein modifying enzymes 
A)  pores 
B)  envelope or membrane 
C)  chromosomes 
D)  chromatin 
E)  protein modifying enzymes

Question 15

The cell wall is a common feature to

Accepted Answer

A)  prokaryotic cells only. 
B)  plant cells only. 
C)  animal cells only. 
D)  prokaryotic and plant cells. 
E)  prokaryotic, plant, and animal cells. 
A)  prokaryotic cells only. 
B)  plant cells only. 
C)  animal cells only. 
D)  prokaryotic and plant cells. 
E)  prokaryotic, plant, and animal cells.

Question 16

In eukaryotes, which of the following is NOT a function of the plasma membrane?

Accepted Answer

A)  barrier for separating extracellular and intracellular environments of a cell 
B)  cell-to-cell adhesion 
C)  selective transport 
D)  ATP synthesis 
E)  cell signaling 
A)  barrier for separating extracellular and intracellular environments of a cell 
B)  cell-to-cell adhesion 
C)  selective transport 
D)  ATP synthesis 
E)  cell signaling

Question 17

Which of the statements about the synthesis of polypeptides (proteins) is INCORRECT?

Accepted Answer

A)  Translation is the process of protein synthesis. 
B)  Proteins are synthesized in the cytosol. 
C)  The synthesis of proteins is a catabolic process. 
D)  The synthesis of proteins requires ribosomes. 
E)  Proteins are synthesized from mRNA template. 
A)  Translation is the process of protein synthesis. 
B)  Proteins are synthesized in the cytosol. 
C)  The synthesis of proteins is a catabolic process. 
D)  The synthesis of proteins requires ribosomes. 
E)  Proteins are synthesized from mRNA template.

Question 18

Chaperones keep proteins destined for the mitochondrial matrix in their three dimensional active structure.

Accepted Answer

A) True 
 B)False

Exam 4: General Features of Cells

Which of the following relationships between cell structures and their respective functions is NOT correct?

The genome rather than proteome most specifically determines how a cell looks and functions.

Which of the following is NOT a function of a signal recognition particle (SRP)?

The Golgi apparatus is much like a warehouse; it processes proteins and sorts them for delivery to certain parts of the cell.

This organelle is important for the detoxification of alcohol in the liver.

Which of the following is NOT a common characteristic of both mitochondrial and chloroplast genomes?

Which of the following type of microscopy would be most effective in visualizing the fine structure of viruses and cytoskeletal filaments 10-25 nanometers in diameter?

The glycocalyx is a protective coating that prevents bacteria from dehydration and potential destruction by the host organism.

Which of the following is NOT true of prokaryotes?

Resolution, contrast, and magnification are three important parameters in microscopy.

The presence of a cell wall and chloroplasts are two features that distinguish a plant cell from an animal cell.

Both lysosomes and peroxisomes are important for detoxifying substances in the cell.

Tissues that are metabolically active and utilize large amounts of energy would be rich in

Which of the following is not a constituent of the nucleus?

The cell wall is a common feature to

In eukaryotes, which of the following is NOT a function of the plasma membrane?

Which of the statements about the synthesis of polypeptides (proteins) is INCORRECT?

Chaperones keep proteins destined for the mitochondrial matrix in their three dimensional active structure.

An Introduction to Biology

The Chemical Basis of Life I: Atoms, Molecules, and Water

The Chemical Basis of Life II: Organic Molecules

Membrane Structure, Synthesis, and Transport

An Introduction to Energy, Enzymes, and Metabolism

Cellular Respiration, Fermentation, and Secondary Metabolism

Photosynthesis

Cell Communication

Multicellularity

Nucleic Acid Structure, DNA Replication, and Chromosome Structure

Gene Expression at the Molecular Level

Gene Regulation

Mutation, DNA Repair, and Cancer

The Eukaryotic Cell Cycle, Mitosis, and Meiosis

Simple Patterns of Inheritance

Complex Patterns of Inheritance

Genetics of Viruses and Bacteria

Developmental Genetics

Genetic Technology

Genomes, Proteomes, and Bioinformatics

The Origin and History of Life

An Introduction to Evolution

Population Genetics

Origin of Species and Macroevolution

Taxonomy and Systematics

Bacteria and Archaea

Protists

Plants and the Conquest of Land

The Evolution and Diversity of Modern Gymnosperms and Angiosperms

Fungi

An Introduction to Animal Diversity

The Invertebrates

The Vertebrates

An Introduction to Flowering Plant Form and Function

Flowering Plants: Behavior

Flowering Plants: Nutrition

Flowering Plants: Transport

Flowering Plants: Reproduction

Introduction to Animal Form and Function

Neuroscience I: Cells of the Nervous System

Neuroscience Ii: Evolution and Function of the Brain and Nervous Systems

Neuroscience Iii: Sensory Systems

The Muscular-Skeletal System and Locomotion

Nutrition, Digestion, and Absorption

Control of Energy Balance, Metabolic Rate, and Body Temperature

Circulatory Systems

Respiratory Systems

Excretory Systems and Salt and Water Balance

Endocrine Systems

Animal Reproduction

Animal Development

Immune Systems

An Introduction to Ecology and Biomes

Behavioral Ecology

Population Ecology

Species Interactions

Community Ecology

Ecosystems Ecology

Biodiversity and Conservation Biology

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