Question 1

The Hox gene clusters in mouse are very similar to those identified in Drosophila .

Accepted Answer

A) True 
 B)False

Question 2

Match between columns
                        Premises: plant development

Accepted Answer

The Answer of C. elegans and M. musculus and D. is...

Question 3

Match between columns
                        Premises: study of Hox genes

Accepted Answer

The Answer of D. melanogaster and Arabidopsis and M. musculus is...

Question 4

What is a goal of human therapeutic cloning?

Accepted Answer

A)  to transfer cells from an unrelated individual into a patient needing a transplant 
B)  to create pluripotent cells for medical research only 
C)  to make a new individual, who is genetically identical to a patient needing a transplant 
D)  to create pluripotent stem cells using a patient's nucleus 
E)  to extract ES cells from an embryo 
A)  to transfer cells from an unrelated individual into a patient needing a transplant 
B)  to create pluripotent cells for medical research only 
C)  to make a new individual, who is genetically identical to a patient needing a transplant 
D)  to create pluripotent stem cells using a patient's nucleus 
E)  to extract ES cells from an embryo

Question 5

____ promote cancer development, while ____ prevent cancer development.

Accepted Answer

A)  Oncogenes; tumor suppressor genes 
B)  Tumor suppressor genes; homeobox genes 
C)  Tumor suppressor genes; oncogenes 
D)  Oncogenes; homeobox genes 
E)  Homeobox genes; proto-oncogenes 
A)  Oncogenes; tumor suppressor genes 
B)  Tumor suppressor genes; homeobox genes 
C)  Tumor suppressor genes; oncogenes 
D)  Oncogenes; homeobox genes 
E)  Homeobox genes; proto-oncogenes

Question 6

The results of the experiment outlined in the accompanying figure clearly demonstrate:

Accepted Answer

A)  gene amplification 
B)  founder cell development pattern 
C)  mosaic development 
D)  apoptosis 
E)  totipotency 
A)  gene amplification 
B)  founder cell development pattern 
C)  mosaic development 
D)  apoptosis 
E)  totipotency

Question 7

Gap genes of Drosophila embryos:

Accepted Answer

A)  organize the embryo into broad regions and influence the activity of pair-rule genes. 
B)  are missing from the chromosomes of mutant flies. 
C)  are genes that have moved to gaps on other chromosome during meiosis. 
D)  cause gaps in the cell cycle. 
E)  cause the death of embryos before they hatch. 
A)  organize the embryo into broad regions and influence the activity of pair-rule genes. 
B)  are missing from the chromosomes of mutant flies. 
C)  are genes that have moved to gaps on other chromosome during meiosis. 
D)  cause gaps in the cell cycle. 
E)  cause the death of embryos before they hatch.

Question 8

In the process known as ____, the fate of a cell is influenced by interactions with neighboring cells.

Accepted Answer

A)  determination 
B)  induction 
C)  apoptosis 
D)  differentiation 
E)  tumor suppression 
A)  determination 
B)  induction 
C)  apoptosis 
D)  differentiation 
E)  tumor suppression

Question 9

Cells able to divide and form some types of cells in an organism are called:

Accepted Answer

A)  pluripotent stem cells 
B)  terminally differentiated cells 
C)  germ line cells 
D)  morphogenic cells 
E)  developmental cells 
A)  pluripotent stem cells 
B)  terminally differentiated cells 
C)  germ line cells 
D)  morphogenic cells 
E)  developmental cells

Question 10

Metastatic tumors:

Accepted Answer

A)  are examples of neoplasms 
B)  contain cells tightly controlled by the cell cycle 
C)  contain nondividing cells 
D)  are caused by the normal expression of homeotic genes 
E)  are localized in one part of the body 
A)  are examples of neoplasms 
B)  contain cells tightly controlled by the cell cycle 
C)  contain nondividing cells 
D)  are caused by the normal expression of homeotic genes 
E)  are localized in one part of the body

Question 11

Totipotent nuclei are capable of:

Accepted Answer

A)  controlling the expression of other genes in the nucleus 
B)  directing normal development of an organism 
C)  causing cells to lose the ability to differentiate 
D)  undergoing unlimited nuclear divisions 
E)  stopping the cell cycle at will 
A)  controlling the expression of other genes in the nucleus 
B)  directing normal development of an organism 
C)  causing cells to lose the ability to differentiate 
D)  undergoing unlimited nuclear divisions 
E)  stopping the cell cycle at will

Question 12

Figure 17-4
 
In the accompanying figure, the purpose of electrical shock at the stage of the process labeled as A is to:

Accepted Answer

A)  kill the egg cell nucleus 
B)  initiate fusion of the two cells 
C)  stimulate cell division 
D)  induce mutations 
E)  initiate apoptosis 
A)  kill the egg cell nucleus 
B)  initiate fusion of the two cells 
C)  stimulate cell division 
D)  induce mutations 
E)  initiate apoptosis

Question 13

Drosophila melanogaster is a suitable research subject for developmental genetics studies because:

Accepted Answer

A)  the fly is large enough for many surgical procedures. 
B)  many developmental control genes observed in the fly are also present in humans. 
C)  flies are not subject to genetic mutations. 
D)  while flies are small and easy to house, they require specialized and expensive dietary requirements. 
E)  the control of fly development is unique and unrelated to human development. 
A)  the fly is large enough for many surgical procedures. 
B)  many developmental control genes observed in the fly are also present in humans. 
C)  flies are not subject to genetic mutations. 
D)  while flies are small and easy to house, they require specialized and expensive dietary requirements. 
E)  the control of fly development is unique and unrelated to human development.

Question 14

Which of the following is characteristic of mosaic development?

Accepted Answer

A)  The cells of the adult are very different from each other. 
B)  The fate of adult cells is predetermined in embryonic founder cells. 
C)  Adult cells are richly interspersed with proteins. 
D)  Embryonic cells have a wide range of possible developmental patterns. 
E)  Embryos have a wide range of morphologies, but all look identical as adults. 
A)  The cells of the adult are very different from each other. 
B)  The fate of adult cells is predetermined in embryonic founder cells. 
C)  Adult cells are richly interspersed with proteins. 
D)  Embryonic cells have a wide range of possible developmental patterns. 
E)  Embryos have a wide range of morphologies, but all look identical as adults.

Question 15

Maternal effect genes form ____ gradients in the developing egg.

Accepted Answer

A)  maternal Hox protein 
B)  segment 
C)  polarity gene 
D)  morphogen 
E)  maternal growth factor 
A)  maternal Hox protein 
B)  segment 
C)  polarity gene 
D)  morphogen 
E)  maternal growth factor

Question 16

Some Drosophila developmental genes result in the loss of alternate segments in the larva when mutated. These genes are called:

Accepted Answer

A)  embryonic segment genes 
B)  larval segmentation genes 
C)  segment polarity genes 
D)  pair-rule genes 
E)  gap genes 
A)  embryonic segment genes 
B)  larval segmentation genes 
C)  segment polarity genes 
D)  pair-rule genes 
E)  gap genes

Question 17

____ are known as master genes of development, and may hold clues to the field of evolutionary developmental biology known as Evo Devo.

Accepted Answer

A)  Nuclear equivalent genes 
B)  Stem cell genes 
C)  Prokaryotic transcription factors 
D)  Segmentation genes 
E)  Homeobox genes 
A)  Nuclear equivalent genes 
B)  Stem cell genes 
C)  Prokaryotic transcription factors 
D)  Segmentation genes 
E)  Homeobox genes

Question 18

Adult stem cells are found only in adults.

Accepted Answer

A) True 
 B)False

Question 19

The first cloned mammal, Dolly:

Accepted Answer

A)  was stillborn 
B)  developed arthritis and a virus-induced lung cancer at a relatively young age 
C)  lived a short period of time before suffering advanced aging effects 
D)  lived to a normal age for sheep 
E)  lived longer than normal sheep 
A)  was stillborn 
B)  developed arthritis and a virus-induced lung cancer at a relatively young age 
C)  lived a short period of time before suffering advanced aging effects 
D)  lived to a normal age for sheep 
E)  lived longer than normal sheep

Question 20

Instances in which cells die shortly after they are produced in development illustrate:

Accepted Answer

A)  morphogenesis 
B)  mosaic development 
C)  apoptosis 
D)  non-specific differentiation 
E)  caspases 
A)  morphogenesis 
B)  mosaic development 
C)  apoptosis 
D)  non-specific differentiation 
E)  caspases

Exam 17: Developmental Genetics

The Hox gene clusters in mouse are very similar to those identified in Drosophila .

What is a goal of human therapeutic cloning?

____ promote cancer development, while ____ prevent cancer development.

The results of the experiment outlined in the accompanying figure clearly demonstrate:

Gap genes of Drosophila embryos:

In the process known as ____, the fate of a cell is influenced by interactions with neighboring cells.

Cells able to divide and form some types of cells in an organism are called:

Metastatic tumors:

Totipotent nuclei are capable of:

Figure 17-4 In the accompanying figure, the purpose of electrical shock at the stage of the process labeled as A is to:

Drosophila melanogaster is a suitable research subject for developmental genetics studies because:

Which of the following is characteristic of mosaic development?

Maternal effect genes form ____ gradients in the developing egg.

Some Drosophila developmental genes result in the loss of alternate segments in the larva when mutated. These genes are called:

____ are known as master genes of development, and may hold clues to the field of evolutionary developmental biology known as Evo Devo.

Adult stem cells are found only in adults.

The first cloned mammal, Dolly:

Instances in which cells die shortly after they are produced in development illustrate:

A View of Life

Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

DNA: The Carrier of Genetic Information

Gene Expression

Gene Regulation

DNA Technology and Genomics

Human Genetics and the Human Genome

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity: Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure, Growth, and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

Protection, Support, and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology: Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

promote cancer development, while prevent cancer development.