Question 1

Human embryos differ from bird embryos in that

Accepted Answer

A)  human embryos do not undergo cleavage. 
B)  human embryos have a yolk sac, but it contains very little yolk. 
C)  human embryos have no yolk sac. 
D)  bird embryos have an extra membrane, the allantois, that is not found in human embryos. 
E)  bird embryos undergo metamorphosis to become sexually mature adults. 
A)  human embryos do not undergo cleavage. 
B)  human embryos have a yolk sac, but it contains very little yolk. 
C)  human embryos have no yolk sac. 
D)  bird embryos have an extra membrane, the allantois, that is not found in human embryos. 
E)  bird embryos undergo metamorphosis to become sexually mature adults.

Question 2

The eggs of many reptiles contain __________, which serves as a food source for the embryo.

Accepted Answer

The answer of The eggs of many reptiles contain __________,...

Question 3

Homeobox genes determine the overall shape of the body and the location of its parts.

Accepted Answer

A) True 
 B)False

Question 4

The cells that line the inside of the blastopore become the

Accepted Answer

A)  muscles. 
B)  digestive tract. 
C)  skin. 
D)  skeleton. 
E)  nervous system. 
A)  muscles. 
B)  digestive tract. 
C)  skin. 
D)  skeleton. 
E)  nervous system.

Question 5

Your biceps muscle is derived from the

Accepted Answer

A)  mesoderm. 
B)  endoderm. 
C)  amnion. 
D)  blastopore. 
E)  ectoderm. 
A)  mesoderm. 
B)  endoderm. 
C)  amnion. 
D)  blastopore. 
E)  ectoderm.

Question 6

The structure produced by cleavage of a human zygote is called a(n)

Accepted Answer

A)  chorion. 
B)  blastocyst. 
C)  gastrula. 
D)  embryonic disk. 
E)  blastopore. 
A)  chorion. 
B)  blastocyst. 
C)  gastrula. 
D)  embryonic disk. 
E)  blastopore.

Question 7

The blastopore forms during gastrulation.

Accepted Answer

A) True 
 B)False

Question 8

The process by which the three embryonic tissue layers form is called __________.

Accepted Answer

The answer of The process by which the three embryonic...

Question 9

A _____is a fertilized egg.

Accepted Answer

The answer of A _____is a fertilized egg....

Question 10

The placenta prevents pathogenic microbes such as HIV and chemicals such as alcohol from reaching the babyʹs bloodstream.

Accepted Answer

A) True 
 B)False

Question 11

In animals that undergo indirect development, the newborn has a similar body structure to that of the adult.

Accepted Answer

A) True 
 B)False

Question 12

The process through which a human embryo develops into an adult is called metamorphosis.

Accepted Answer

A) True 
 B)False

Question 13

Transplanting embryonic eye tissue into the back of a developing tadpole will cause a lens to grow on the back of the tadpole. This is an example of

Accepted Answer

A)  metamorphosis. 
B)  programmed cell death. 
C)  cleavage. 
D)  gastrulation. 
E)  induction. 
A)  metamorphosis. 
B)  programmed cell death. 
C)  cleavage. 
D)  gastrulation. 
E)  induction.

Question 14

The birth defect spina bifida results in part of the spinal cord lying outside of the body. This defect is due to abnormal development of the

Accepted Answer

A)  placenta. 
B)  embryonic disk. 
C)  allantois. 
D)  gill grooves. 
E)  neural tube. 
A)  placenta. 
B)  embryonic disk. 
C)  allantois. 
D)  gill grooves. 
E)  neural tube.

Question 15

At what stage does a human embryo implant in the uterus?

Accepted Answer

A)  Morula 
B)  Fetal 
C)  Blastocyst 
D)  Gastrula 
E)  Embryonic disk 
A)  Morula 
B)  Fetal 
C)  Blastocyst 
D)  Gastrula 
E)  Embryonic disk

Question 16

The__________ is the baby?s contribution to the placenta.

Accepted Answer

The answer of The__________ is the baby?s contribution to the...

Question 17

Proteins called __________bind to the DNA near the promoter regions where gene transcription begins.

Accepted Answer

transcript

Question 18

Suppose a pregnant woman took a drug that causes incomplete brain formation during fetal development. When must the woman have taken the drug for this effect to occur?

Accepted Answer

A)  During labor 
B)  Between the seventh and eighth months of development 
C)  Between the fifth and sixth months of development 
D)  In the first month of development 
E)  Between the second and third months of development 
A)  During labor 
B)  Between the seventh and eighth months of development 
C)  Between the fifth and sixth months of development 
D)  In the first month of development 
E)  Between the second and third months of development

Question 19

What will occur if a morula divides into three masses of cells?

Accepted Answer

A)  Normal identical triplets will be born. 
B)  The resulting embryos will develop, but they may be missing some organs based on which germ layers were transferred with each section. 
C)  The resulting embryos will die. 
D)  Three distinctly different embryos will develop, depending on which homeoboxes went with which mass of cells. 
E)  The resulting embryos will develop severe birth defects due to missing genes. 
A)  Normal identical triplets will be born. 
B)  The resulting embryos will develop, but they may be missing some organs based on which germ layers were transferred with each section. 
C)  The resulting embryos will die. 
D)  Three distinctly different embryos will develop, depending on which homeoboxes went with which mass of cells. 
E)  The resulting embryos will develop severe birth defects due to missing genes.

Question 20

What is differentiation?

Accepted Answer

A)  The process in which different organ systems become specialized 
B)  The process in which different tissues specialize into specific organs 
C)  The process in which different organs specialize in function 
D)  The process in which different cells develop into different cell types 
A)  The process in which different organ systems become specialized 
B)  The process in which different tissues specialize into specific organs 
C)  The process in which different organs specialize in function 
D)  The process in which different cells develop into different cell types

Exam 43: Animal Development

Human embryos differ from bird embryos in that

The eggs of many reptiles contain __________, which serves as a food source for the embryo.

Homeobox genes determine the overall shape of the body and the location of its parts.

The cells that line the inside of the blastopore become the

Your biceps muscle is derived from the

The structure produced by cleavage of a human zygote is called a(n)

The blastopore forms during gastrulation.

The process by which the three embryonic tissue layers form is called __________.

A _____is a fertilized egg.

The placenta prevents pathogenic microbes such as HIV and chemicals such as alcohol from reaching the babyʹs bloodstream.

In animals that undergo indirect development, the newborn has a similar body structure to that of the adult.

The process through which a human embryo develops into an adult is called metamorphosis.

Transplanting embryonic eye tissue into the back of a developing tadpole will cause a lens to grow on the back of the tadpole. This is an example of

The birth defect spina bifida results in part of the spinal cord lying outside of the body. This defect is due to abnormal development of the

At what stage does a human embryo implant in the uterus?

The__________ is the baby?s contribution to the placenta.

Proteins called __________bind to the DNA near the promoter regions where gene transcription begins.

Suppose a pregnant woman took a drug that causes incomplete brain formation during fetal development. When must the woman have taken the drug for this effect to occur?

What will occur if a morula divides into three masses of cells?

What is differentiation?

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

Cellular Reproduction

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

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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