Question 1

Which of the following is an example of asexual reproduction in eukaryotes?

Accepted Answer

A)  Prokaryotic fission in the bacterium E. coli 
B)  The union of sperm and egg in sea urchins 
C)  Meiosis in plants 
D)  Budding in the protistan Hydra 
A)  Prokaryotic fission in the bacterium E. coli 
B)  The union of sperm and egg in sea urchins 
C)  Meiosis in plants 
D)  Budding in the protistan Hydra

Question 2

How many nucleotides are in a human chromosome?

Accepted Answer

A)  Four 
B)  Millions 
C)  Two 
D)  Thousands 
A)  Four 
B)  Millions 
C)  Two 
D)  Thousands

Question 3

In prokaryotes, the term prokaryotic fission specifically refers to

Accepted Answer

A)  the growth phase of the cell cycle. 
B)  the attachment of replicated DNA to the plasma membrane. 
C)  asexual reproduction. 
D)  the addition of a new plasma membrane between what will become two daughter cells. 
A)  the growth phase of the cell cycle. 
B)  the attachment of replicated DNA to the plasma membrane. 
C)  asexual reproduction. 
D)  the addition of a new plasma membrane between what will become two daughter cells.

Question 4

Following telophase in animal cells, a cell plate begins to form.)

Accepted Answer

A) True 
 B)False

Question 5

In eukaryotic cells, chromosomes are composed of both DNA and proteins.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is the longest?

Accepted Answer

A)  A condensed prokaryotic chromosome 
B)  A condensed eukaryotic chromosome 
C)  An uncondensed prokaryotic chromosome 
D)  An uncondensed eukaryotic chromosome 
A)  A condensed prokaryotic chromosome 
B)  A condensed eukaryotic chromosome 
C)  An uncondensed prokaryotic chromosome 
D)  An uncondensed eukaryotic chromosome

Question 7

Chromatids that are attached at the centromere are called what kind of chromatids?

Accepted Answer

A)  Sister 
B)  Mother 
C)  Daughter 
D)  Either mother or daughter. 
E)  Programmed 
A)  Sister 
B)  Mother 
C)  Daughter 
D)  Either mother or daughter. 
E)  Programmed

Question 8

The chromosomes are aligned at the spindle equator during

Accepted Answer

A)  interphase. 
B)  prophase. 
C)  telophase. 
D)  metaphase. 
E)  anaphase. 
A)  interphase. 
B)  prophase. 
C)  telophase. 
D)  metaphase. 
E)  anaphase.

Question 9

Cancer is essentially

Accepted Answer

A)  unregulated mitotic cell division. 
B)  the creation of extra checkpoints in the cell cycle. 
C)  the binding of cyclins and Cdks. 
D)  a never-ending repetition of the S phase of the cell cycle. 
A)  unregulated mitotic cell division. 
B)  the creation of extra checkpoints in the cell cycle. 
C)  the binding of cyclins and Cdks. 
D)  a never-ending repetition of the S phase of the cell cycle.

Question 10

The protein-containing structure on the centromere where microtubules attach is called the

Accepted Answer

A)  cell plate. 
B)  centriole. 
C)  spindle. 
D)  kinetochore. 
A)  cell plate. 
B)  centriole. 
C)  spindle. 
D)  kinetochore.

Question 11

One difference between mitotic cell division in animal cells and plant cells is that

Accepted Answer

A)  plant cells do not undergo anaphase. 
B)  cytokinesis occurs in animal cells but has not yet been observed in plant cells. 
C)  in plant cells, cytokinesis occurs as vesicles deposit carbohydrates along the equator. 
D)  in animal cells, cytokinesis occurs as vesicles deposit carbohydrates along the equator. 
E)  animal cells do not undergo telophase. 
A)  plant cells do not undergo anaphase. 
B)  cytokinesis occurs in animal cells but has not yet been observed in plant cells. 
C)  in plant cells, cytokinesis occurs as vesicles deposit carbohydrates along the equator. 
D)  in animal cells, cytokinesis occurs as vesicles deposit carbohydrates along the equator. 
E)  animal cells do not undergo telophase.

Question 12

At what phase in the cell cycle does DNA replication occur?

Accepted Answer

A)  M 
B)  G0 
C)  S 
D)  G1 
A)  M 
B)  G0 
C)  S 
D)  G1

Question 13

Normal human cells can go on dividing indefinitely.

Accepted Answer

A) True 
 B)False

Question 14

The abbreviation DNA stands for ____________.

Accepted Answer

deoxyribon

Question 15

Proteins that resemble beads on which DNA molecules are wound are called

Accepted Answer

A)  motor proteins. 
B)  kinetochores. 
C)  spindles. 
D)  centrioles. 
E)  histones. 
A)  motor proteins. 
B)  kinetochores. 
C)  spindles. 
D)  centrioles. 
E)  histones.

Question 16

The spindle fibers are produced by the

Accepted Answer

A)  chromatin. 
B)  centrioles. 
C)  nucleus. 
D)  chromosomes. 
A)  chromatin. 
B)  centrioles. 
C)  nucleus. 
D)  chromosomes.

Question 17

DNA replication is controlled at the____________ checkpoint.

Accepted Answer

A)  G1 
B)  S 
C)  M 
D)  G2 
E)  C 
A)  G1 
B)  S 
C)  M 
D)  G2 
E)  C

Question 18

Chromosome replication takes place during interphase.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following statements is FALSE?

Accepted Answer

A)  Homologous chromosomes do not pair during mitosis. 
B)  Genes and chromosomes are duplicated during prophase. 
C)  New nuclei are formed during telophase. 
D)  Each species has a specific number of chromosomes. 
A)  Homologous chromosomes do not pair during mitosis. 
B)  Genes and chromosomes are duplicated during prophase. 
C)  New nuclei are formed during telophase. 
D)  Each species has a specific number of chromosomes.

Question 20

Which phase of mitosis involves the shortening of the microtubules as the chromosomes move toward the poles?

Accepted Answer

A)  Anaphase 
B)  Prophase 
C)  Metaphase 
D)  Telophase 
A)  Anaphase 
B)  Prophase 
C)  Metaphase 
D)  Telophase

Exam 9: Cellular Reproduction

Which of the following is an example of asexual reproduction in eukaryotes?

How many nucleotides are in a human chromosome?

In prokaryotes, the term prokaryotic fission specifically refers to

Following telophase in animal cells, a cell plate begins to form.)

In eukaryotic cells, chromosomes are composed of both DNA and proteins.

Which of the following is the longest?

Chromatids that are attached at the centromere are called what kind of chromatids?

The chromosomes are aligned at the spindle equator during

Cancer is essentially

The protein-containing structure on the centromere where microtubules attach is called the

One difference between mitotic cell division in animal cells and plant cells is that

At what phase in the cell cycle does DNA replication occur?

Normal human cells can go on dividing indefinitely.

The abbreviation DNA stands for ____________.

Proteins that resemble beads on which DNA molecules are wound are called

The spindle fibers are produced by the

DNA replication is controlled at the____________ checkpoint.

Chromosome replication takes place during interphase.

Which of the following statements is FALSE?

Which phase of mitosis involves the shortening of the microtubules as the chromosomes move toward the poles?

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

DNA: The Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity Ii: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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