Question 1

Hemophilia A is an example of a(n) _____ disease and is characterized by a lack of blood-clotting factor ____.

Accepted Answer

A)  X-linked; VIII 
B)  sex-linked recessive; V 
C)  autosomal dominant; VIII 
D)  sex-linked dominant; V 
E)  autosomal recessive; VIII 
A)  X-linked; VIII 
B)  sex-linked recessive; V 
C)  autosomal dominant; VIII 
D)  sex-linked dominant; V 
E)  autosomal recessive; VIII

Question 2

What is genetic counseling? Briefly explain the role of a genetic counselor.

Accepted Answer

Genetic counseling helps couples underst

Question 3

Discuss the necessity and benefits of the Genetic Information Nondiscrimination Act (GINA) of 2008.

Accepted Answer

The GINA is necessary to protect individ

Question 4

In a chromosomal inversion, a segment of a chromosome is:

Accepted Answer

A)  reversed. 
B)  duplicated. 
C)  lost. 
D)  attached to a nonhomologous chromosome. 
E)  deleted. 
A)  reversed. 
B)  duplicated. 
C)  lost. 
D)  attached to a nonhomologous chromosome. 
E)  deleted.

Question 5

A fragile site:

Accepted Answer

A)  is found only on the X chromosome. 
B)  occurs in only one of the sister chromatids. 
C)  is associated with cancerous cells. 
D)  is usually not inherited. 
E)  is the result of genomic imprinting. 
A)  is found only on the X chromosome. 
B)  occurs in only one of the sister chromatids. 
C)  is associated with cancerous cells. 
D)  is usually not inherited. 
E)  is the result of genomic imprinting.

Question 6

Genetic screening can be used to identify:

Accepted Answer

A)  only diseases caused by more than one gene. 
B)  diseases caused by single gene mutations. 
C)  non-genetic conditions.. 
D)  chromosomal abnormalities. 
E)  predicted date of birth. 
A)  only diseases caused by more than one gene. 
B)  diseases caused by single gene mutations. 
C)  non-genetic conditions.. 
D)  chromosomal abnormalities. 
E)  predicted date of birth.

Question 7

A karyotype reveals that an individual is XYY. Based on your knowledge of human genetics, you correctly conclude that this individual has ____, and is a phenotypically _____.

Accepted Answer

A)  Turner syndrome; sterile female 
B)  Turner syndrome; fertile female 
C)  Klinefelter syndrome; sterile male 
D)  Klinefelter syndrome; fertile male 
E)  XXY karyotype; fertile male 
A)  Turner syndrome; sterile female 
B)  Turner syndrome; fertile female 
C)  Klinefelter syndrome; sterile male 
D)  Klinefelter syndrome; fertile male 
E)  XXY karyotype; fertile male

Question 8

Turner syndrome is an example of a __________ condition.

Accepted Answer

A)  monosomic 
B)  disomic 
C)  trisomic 
D)  polyploid 
E)  fragile site 
A)  monosomic 
B)  disomic 
C)  trisomic 
D)  polyploid 
E)  fragile site

Question 9

Males with Klinefelter syndrome lack a Barr Body. 
_______________

Accepted Answer

A) True 
 B)False

Question 10

Match between columns
                        Premises: hemoglobin molecules stick to each other
absence of an enzyme to break down normal membrane lipid
defect in the protein that regulates chloride transport across cell membranes
abnormality in a blood clotting protein
defect in amino acid metabolism

Accepted Answer

The Answer of Tays Sach Disease and Cystic fibrosis and is...

Question 11

Which statement accurately characterizes an ethical consideration surrounding human genetics?

Accepted Answer

A)  Nonrelatives are more likely than relatives to carry the same harmful alleles. 
B)  Genetic discrimination is not yet possible, even with all the known effects of genetic information. 
C)  In the current ethical climate, genetic privacy is not a significant concern. 
D)  Consanguineous matings are prohibited by half of U.S. States due to increased risk autosomal recessive alleles. 
E)  Most insurance companies have instituted policies against keeping genetic information on their policy holders. 
A)  Nonrelatives are more likely than relatives to carry the same harmful alleles. 
B)  Genetic discrimination is not yet possible, even with all the known effects of genetic information. 
C)  In the current ethical climate, genetic privacy is not a significant concern. 
D)  Consanguineous matings are prohibited by half of U.S. States due to increased risk autosomal recessive alleles. 
E)  Most insurance companies have instituted policies against keeping genetic information on their policy holders.

Question 12

Cri du chat syndrome arises from:

Accepted Answer

A)  trisomy for chromosome 5. 
B)  deletion of part of chromosome 5. 
C)  a 14/21 reciprocal translocation. 
D)  nondisjunction. 
E)  a duplication of part of chromosome 15. 
A)  trisomy for chromosome 5. 
B)  deletion of part of chromosome 5. 
C)  a 14/21 reciprocal translocation. 
D)  nondisjunction. 
E)  a duplication of part of chromosome 15.

Question 13

In fragile X syndrome, the fragile X gene contains a nucleotide triplet that repeats 200-1000 times.

Accepted Answer

A) True 
 B)False

Question 14

Nearly half of the pregnancies that end in miscarriage have:

Accepted Answer

A)  trisomy of chromosome 21. 
B)  homozygosity for a recessive lethal allele. 
C)  major chromosomal abnormalities. 
D)  Klinefelter syndrome. 
E)  Down syndrome. 
A)  trisomy of chromosome 21. 
B)  homozygosity for a recessive lethal allele. 
C)  major chromosomal abnormalities. 
D)  Klinefelter syndrome. 
E)  Down syndrome.

Question 15

Genome-wide association scans compare the proteins of individuals with a particular disease to individuals without the disease. 
_________________

Accepted Answer

A) True 
 B)False

Exam 16: Human Genetics and the Human Genome

Hemophilia A is an example of a(n) _____ disease and is characterized by a lack of blood-clotting factor ____.

What is genetic counseling? Briefly explain the role of a genetic counselor.

Discuss the necessity and benefits of the Genetic Information Nondiscrimination Act (GINA) of 2008.

In a chromosomal inversion, a segment of a chromosome is:

A fragile site:

Genetic screening can be used to identify:

A karyotype reveals that an individual is XYY. Based on your knowledge of human genetics, you correctly conclude that this individual has ____, and is a phenotypically _____.

Turner syndrome is an example of a __________ condition.

Males with Klinefelter syndrome lack a Barr Body. _______________

Which statement accurately characterizes an ethical consideration surrounding human genetics?

Cri du chat syndrome arises from:

In fragile X syndrome, the fragile X gene contains a nucleotide triplet that repeats 200-1000 times.

Nearly half of the pregnancies that end in miscarriage have:

Genome-wide association scans compare the proteins of individuals with a particular disease to individuals without the disease. _________________

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

Developmental Genetics

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

Hemophilia A is an example of a(n) _ disease and is characterized by a lack of blood-clotting factor .

A karyotype reveals that an individual is XYY. Based on your knowledge of human genetics, you correctly conclude that this individual has , and is a phenotypically _.