Question 1

Which animal cell organelle contains enzymes that transfer hydrogen from various substrates to oxygen?

Accepted Answer

A)  lysosome 
B)  vacuole 
C)  mitochondrion 
D)  Golgi apparatus 
E)  peroxisome 
A)  lysosome 
B)  vacuole 
C)  mitochondrion 
D)  Golgi apparatus 
E)  peroxisome

Question 2

Extracellular matrix proteins are produced by ribosomes in which part of a eukaryotic cell?

Accepted Answer

A)  lysosomes 
B)  cytoplasm 
C)  nuclear envelope 
D)  Golgi apparatus 
E)  rough ER 
A)  lysosomes 
B)  cytoplasm 
C)  nuclear envelope 
D)  Golgi apparatus 
E)  rough ER

Question 3

Signals from the ECM to the cytoskeleton may be transmitted by

Accepted Answer

A)  fibronectin. 
B)  proteoglycans. 
C)  integrins. 
D)  collagen. 
E)  middle lamella. 
A)  fibronectin. 
B)  proteoglycans. 
C)  integrins. 
D)  collagen. 
E)  middle lamella.

Question 4

Cyanide binds to at least one molecule involved in producing ATP. If a cell is exposed to cyanide, most of the cyanide will be found within the

Accepted Answer

A)  mitochondria. 
B)  ribosomes. 
C)  peroxisomes. 
D)  lysosomes. 
A)  mitochondria. 
B)  ribosomes. 
C)  peroxisomes. 
D)  lysosomes.

Question 5

A 9 + 2 arrangement of microtubules, consisting of nine doublets of microtubules surrounding a pair of single microtubules, is associated with

Accepted Answer

A)  motile cilia centrioles 
B)  centrioles only 
C)  both eukaryotic and bacterial flagella 
D)  eukaryotic flagella only 
E)  eukaryotic flagella and motile cilia 
A)  motile cilia centrioles 
B)  centrioles only 
C)  both eukaryotic and bacterial flagella 
D)  eukaryotic flagella only 
E)  eukaryotic flagella and motile cilia

Question 6

The nuclear lamina is a netlike array of filaments on the inner side of the nuclear membrane. If a method were found that could cause the lamina to fall into disarray, what would you expect to be the most likely immediate consequence?

Accepted Answer

A)  the loss of all nuclear function 
B)  the inability of the nucleus to divide during cell division 
C)  a change in the shape of the nucleus 
D)  closure of nuclear pores disrupting transport of materials into and out of the nucleus 
E)  inability of the nucleus to keep out destructive chemicals 
A)  the loss of all nuclear function 
B)  the inability of the nucleus to divide during cell division 
C)  a change in the shape of the nucleus 
D)  closure of nuclear pores disrupting transport of materials into and out of the nucleus 
E)  inability of the nucleus to keep out destructive chemicals

Question 7

A biologist wants to examine the surfaces of different types of cells in kidney tubules of small mammals. The cells in question can be distinguished by external shape, size, and 3-D characteristics. Which of the following would be the optimum method for her study?

Accepted Answer

A)  transmission electron microscopy 
B)  cell fractionation 
C)  light microscopy using stained sections of kidney tissue 
D)  light microscopy of living unstained material 
E)  scanning electron microscopy 
A)  transmission electron microscopy 
B)  cell fractionation 
C)  light microscopy using stained sections of kidney tissue 
D)  light microscopy of living unstained material 
E)  scanning electron microscopy

Question 8

Which organelles or structures are absent in plant cells?

Accepted Answer

A)  mitochondria 
B)  microtubules 
C)  Golgi apparatus 
D)  centrosomes 
E)  peroxisomes 
A)  mitochondria 
B)  microtubules 
C)  Golgi apparatus 
D)  centrosomes 
E)  peroxisomes

Question 9

Cells require which of the following to form cilia or flagella?

Accepted Answer

A)  laminin 
B)  tubulin 
C)  actin 
D)  myosin 
A)  laminin 
B)  tubulin 
C)  actin 
D)  myosin

Question 10

When a potassium ion (K+) moves from the soil into the vacuole of a cell on the surface of a root, it must pass through several cellular structures. Which of the following correctly describes the order in which these structures will be encountered by the ion?

Accepted Answer

A)  plasma membrane → primary cell wall → cytoplasm → vacuole 
B)  secondary cell wall → plasma membrane → primary cell wall → cytoplasm → vacuole 
C)  primary cell wall → plasma membrane → cytoplasm → vacuole 
D)  primary cell wall → plasma membrane → lysosome → cytoplasm → vacuole 
E)  primary cell wall → plasma membrane → cytoplasm → secondary cell wall → vacuole 
A)  plasma membrane → primary cell wall → cytoplasm → vacuole 
B)  secondary cell wall → plasma membrane → primary cell wall → cytoplasm → vacuole 
C)  primary cell wall → plasma membrane → cytoplasm → vacuole 
D)  primary cell wall → plasma membrane → lysosome → cytoplasm → vacuole 
E)  primary cell wall → plasma membrane → cytoplasm → secondary cell wall → vacuole

Question 11

Which of the following statements correctly describes a function of the Golgi apparatus?

Accepted Answer

A)  detoxification of toxins 
B)  protein modification and sorting 
C)  synthesis of cytoplasmic proteins 
D)  assembly of ribosomal subunits 
A)  detoxification of toxins 
B)  protein modification and sorting 
C)  synthesis of cytoplasmic proteins 
D)  assembly of ribosomal subunits

Question 12

Which structure is not part of the endomembrane system?

Accepted Answer

A)  nuclear envelope 
B)  chloroplast 
C)  Golgi apparatus 
D)  plasma membrane 
A)  nuclear envelope 
B)  chloroplast 
C)  Golgi apparatus 
D)  plasma membrane

Question 13

One of the key innovations in the evolution of eukaryotes from a prokaryotic ancestor is the endomembrane system. Which eukaryotic organelles or features might have evolved as a part of, or as an elaboration of, the endomembrane system?

Accepted Answer

A)  plasma membrane 
B)  chloroplasts 
C)  mitochondria 
D)  nuclear envelope 
A)  plasma membrane 
B)  chloroplasts 
C)  mitochondria 
D)  nuclear envelope

Question 14

In a liver cell detoxifying alcohol and some other poisons, the enzymes of the peroxisome remove hydrogen from these molecules and

Accepted Answer

A)  combine the hydrogen with water molecules to generate hydrogen peroxide. 
B)  combine the hydrogen with hydrogen peroxide to generate water. 
C)  combine the hydrogen with hydrogen peroxide to generate oxygen and water. 
D)  combine the hydrogen with oxygen molecules to generate hydrogen peroxide. 
A)  combine the hydrogen with water molecules to generate hydrogen peroxide. 
B)  combine the hydrogen with hydrogen peroxide to generate water. 
C)  combine the hydrogen with hydrogen peroxide to generate oxygen and water. 
D)  combine the hydrogen with oxygen molecules to generate hydrogen peroxide.

Question 15

Hydrolytic enzymes must be segregated and packaged to prevent general destruction of cellular components. In animal cells, which of the following organelles contains these hydrolytic enzymes?

Accepted Answer

A)  mitochondria 
B)  lysosomes 
C)  central vacuoles 
D)  peroxisomes 
A)  mitochondria 
B)  lysosomes 
C)  central vacuoles 
D)  peroxisomes

Exam 4: A Tour of the Cell

Which animal cell organelle contains enzymes that transfer hydrogen from various substrates to oxygen?

Extracellular matrix proteins are produced by ribosomes in which part of a eukaryotic cell?

Signals from the ECM to the cytoskeleton may be transmitted by

Cyanide binds to at least one molecule involved in producing ATP. If a cell is exposed to cyanide, most of the cyanide will be found within the

A 9 + 2 arrangement of microtubules, consisting of nine doublets of microtubules surrounding a pair of single microtubules, is associated with

The nuclear lamina is a netlike array of filaments on the inner side of the nuclear membrane. If a method were found that could cause the lamina to fall into disarray, what would you expect to be the most likely immediate consequence?

A biologist wants to examine the surfaces of different types of cells in kidney tubules of small mammals. The cells in question can be distinguished by external shape, size, and 3-D characteristics. Which of the following would be the optimum method for her study?

Which organelles or structures are absent in plant cells?

Cells require which of the following to form cilia or flagella?

When a potassium ion (K+) moves from the soil into the vacuole of a cell on the surface of a root, it must pass through several cellular structures. Which of the following correctly describes the order in which these structures will be encountered by the ion?

Which of the following statements correctly describes a function of the Golgi apparatus?

Which structure is not part of the endomembrane system?

One of the key innovations in the evolution of eukaryotes from a prokaryotic ancestor is the endomembrane system. Which eukaryotic organelles or features might have evolved as a part of, or as an elaboration of, the endomembrane system?

In a liver cell detoxifying alcohol and some other poisons, the enzymes of the peroxisome remove hydrogen from these molecules and

Hydrolytic enzymes must be segregated and packaged to prevent general destruction of cellular components. In animal cells, which of the following organelles contains these hydrolytic enzymes?

Introduction: Evolution and the Foundations of Biology

The Chemical Context of Life

Carbon and the Molecular Diversity of Life

Membrane Transport and Cell Signaling

An Introduction to Metabolism

Cellular Respiration and Fermentation

Photosynthesis

The Cell Cycle

Meiosis and Sexual Life Cycles

Mendel and the Gene Idea

The Chromosomal Basis of Inheritance

The Molecular Basis of Inheritance

Gene Expression: From Gene to Protein

Regulation of Gene Expression

Development, Stem Cells, and Cancer

Viruses

Genomes and Their Evolution

Descent With Modification

Phylogeny

The Evolution of Populations

The Origin of Species

Broad Patterns of Evolution

Early Life and the Diversification of Prokaryotes

The Origin and Diversification of Eukaryotes

The Colonization of Land by Plants and Fungi

The Rise of Animal Diversity

Plant Structure and Growth

Resource Acquisition, Nutrition, and Transport in Vascular Plants

Reproduction and Domestication of Flowering Plants

Plant Responses to Internal and External Signals

Homeostasis and Endocrine Signaling

Animal Nutrition

Circulation and Gas Exchange

The Immune System

Reproduction and Development

Neurons, Synapses, and Signaling

Nervous and Sensory Systems

Motor Mechanisms and Behavior

Population Ecology and the Distribution of Organisms

Species Interactions

Ecosystems and Energy

Global Ecology and Conservation Biology

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