Question 1

Human genes have no counterparts in other organisms.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following adds to the complexity of gene expression in eukaryotic cells?

Accepted Answer

A)  By removing different introns from mRNA before translation, several different proteins can be made from a single gene. 
B)  Regions of noncoding DNA allow very complex regulation of when a gene is transcribed and how many copies are made of that gene. 
C)  Chromosomal rearrangements like duplications can easily alter the overall phenotype of an organism. 
D)  all of the above 
A)  By removing different introns from mRNA before translation, several different proteins can be made from a single gene. 
B)  Regions of noncoding DNA allow very complex regulation of when a gene is transcribed and how many copies are made of that gene. 
C)  Chromosomal rearrangements like duplications can easily alter the overall phenotype of an organism. 
D)  all of the above

Question 3

Bacterial genes have introns but human genes do not.

Accepted Answer

A) True 
 B)False

Question 4

Groups that marry among themselves are useful to scientists studying genomics because

Accepted Answer

A)  their genomes show less variation making it easier to identify important single nucleotide polymorphisms (SNPs). 
B)  their genomes have more genetic variation and, therefore, more SNPs to analyze. 
C)  they tend to have a higher rate of metabolic disorders that are not associated with SNPs. 
D)  they produce larger numbers of offspring allowing scientists to easily study the inheritance of SNPs. 
A)  their genomes show less variation making it easier to identify important single nucleotide polymorphisms (SNPs). 
B)  their genomes have more genetic variation and, therefore, more SNPs to analyze. 
C)  they tend to have a higher rate of metabolic disorders that are not associated with SNPs. 
D)  they produce larger numbers of offspring allowing scientists to easily study the inheritance of SNPs.

Question 5

A single nucleotide polymorphism (SNP) may have no affect on the phenotype of an organism.

Accepted Answer

A) True 
 B)False

Question 6

The regulation of biological clocks may involve similar genes in different species.

Accepted Answer

A) True 
 B)False

Question 7

SNP stands for single nucleotide _____________.

Accepted Answer

The answer of SNP stands for single nucleotide _____________....

Question 8

Which of the following is not a method for determining if an individual has a genetic disease?

Accepted Answer

A)  test for an allele with a disease-causing mutation 
B)  examine the individuals physical fingerprints (those on their fingers) 
C)  test for chromosomal abnormalities 
D)  examine aspects of metabolism 
A)  test for an allele with a disease-causing mutation 
B)  examine the individuals physical fingerprints (those on their fingers) 
C)  test for chromosomal abnormalities 
D)  examine aspects of metabolism

Question 9

Which of the following sets of cellular components is not likely to be highly conserved between humans, fruit flies, and nematode worms?

Accepted Answer

A)  RNA molecules 
B)  DNA synthesis enzymes 
C)  transcription factors 
D)  metabolic enzymes 
A)  RNA molecules 
B)  DNA synthesis enzymes 
C)  transcription factors 
D)  metabolic enzymes

Question 10

Which of the following statements best summarizes the competition that occurred between publicly funded and commercially funded scientists during the Human Genome Project?

Accepted Answer

A)  The two different methods they used resulted in entirely different drafts of the human genome. 
B)  The existence of competing groups working on the same project pushed them both to finish more quickly than they might have otherwise. 
C)  The publication of their results has prevented other scientists from working on the human genome. 
D)  The existence of two groups led to the identification of every gene's product as well as its sequence. 
A)  The two different methods they used resulted in entirely different drafts of the human genome. 
B)  The existence of competing groups working on the same project pushed them both to finish more quickly than they might have otherwise. 
C)  The publication of their results has prevented other scientists from working on the human genome. 
D)  The existence of two groups led to the identification of every gene's product as well as its sequence.

Question 11

If introns are selectively removed from the mRNA of a eukaryotic cell,

Accepted Answer

A)  the cell can be made to revert to a prokaryotic cell. 
B)  a single gene can produce many different mRNA transcripts. 
C)  the DNA in the cell's genome can be mutated. 
D)  mRNA can be translated without being first transcribed. 
A)  the cell can be made to revert to a prokaryotic cell. 
B)  a single gene can produce many different mRNA transcripts. 
C)  the DNA in the cell's genome can be mutated. 
D)  mRNA can be translated without being first transcribed.

Question 12

_______ is the science of the structure and expression of entire sets of hereditary material and how they change during evolution.

Accepted Answer

The answer of _______ is the science of the structure...

Question 13

SNP profiles can provide insights into how a patient may respond to drug therapies.

Accepted Answer

A) True 
 B)False

Question 14

Because of the possibility of selectively removing introns from an RNA product, each human gene may be able to produce a number of different RNA transcripts.

Accepted Answer

A) True 
 B)False

Question 15

Why was it important to use a wide variety of donor DNA for the Human Genome Project?

Accepted Answer

A)  Each person's genome is 99 percent different from every other person's genome. 
B)  The single-stranded DNA found in each person's genome first had to pair with a strand from another person. 
C)  The wide variety allowed scientists to avoid using a genome with significant mutations as the benchmark. 
D)  Mixing human genomes with other animal genomes gave a more accurate final sequence. 
A)  Each person's genome is 99 percent different from every other person's genome. 
B)  The single-stranded DNA found in each person's genome first had to pair with a strand from another person. 
C)  The wide variety allowed scientists to avoid using a genome with significant mutations as the benchmark. 
D)  Mixing human genomes with other animal genomes gave a more accurate final sequence.

Question 16

The international consortium of sequencing laboratories that works together to determine the sequence of base pairs in human DNA is known as the _______ ______ Project.

Accepted Answer

The answer of The international consortium of sequencing laboratories that...

Question 17

In normal humans, the sequence of part of the hemoglobin gene reads GACTC, but in individuals with sickle cell anemia, the same sequence reads GACAC. This is an example of

Accepted Answer

A)  RFLP analysis. 
B)  an insertion mutation. 
C)  a single nucleotide polymorphism (SNP). 
D)  a conserved gene. 
A)  RFLP analysis. 
B)  an insertion mutation. 
C)  a single nucleotide polymorphism (SNP). 
D)  a conserved gene.

Question 18

Which of the following statements about genetic screening is false?

Accepted Answer

A)  Information gathered with genetic screening has the potential to be used against people who may have a predisposition to a given disease. 
B)  Genetic screening may lead to invasion of privacy. 
C)  Genetic screening could result in genome-based discrimination. 
D)  As soon as a mutated gene is detected, a cure for the disease it causes is immediately apparent. 
A)  Information gathered with genetic screening has the potential to be used against people who may have a predisposition to a given disease. 
B)  Genetic screening may lead to invasion of privacy. 
C)  Genetic screening could result in genome-based discrimination. 
D)  As soon as a mutated gene is detected, a cure for the disease it causes is immediately apparent.

Question 19

Single nucleotide polymorphisms (SNPs) are important to the field of genomics because they

Accepted Answer

A)  allow scientists to determine how many genes make up an organism's genome. 
B)  made the Human Genome Project possible. 
C)  can be used to determine who is at risk for a disease before symptoms appear. 
D)  are used in the process of DNA sequencing. 
A)  allow scientists to determine how many genes make up an organism's genome. 
B)  made the Human Genome Project possible. 
C)  can be used to determine who is at risk for a disease before symptoms appear. 
D)  are used in the process of DNA sequencing.

Question 20

The number of babies born with Down syndrome is decreasing in the United States because _____ _____ allows parents to determine whether their child has the condition early in pregnancy.

Accepted Answer

The answer of The number of babies born with Down...

Exam 41: Harnessing the Human Genome

Human genes have no counterparts in other organisms.

Which of the following adds to the complexity of gene expression in eukaryotic cells?

Bacterial genes have introns but human genes do not.

Groups that marry among themselves are useful to scientists studying genomics because

A single nucleotide polymorphism (SNP) may have no affect on the phenotype of an organism.

The regulation of biological clocks may involve similar genes in different species.

SNP stands for single nucleotide _____________.

Which of the following is not a method for determining if an individual has a genetic disease?

Which of the following sets of cellular components is not likely to be highly conserved between humans, fruit flies, and nematode worms?

Which of the following statements best summarizes the competition that occurred between publicly funded and commercially funded scientists during the Human Genome Project?

If introns are selectively removed from the mRNA of a eukaryotic cell,

_______ is the science of the structure and expression of entire sets of hereditary material and how they change during evolution.

SNP profiles can provide insights into how a patient may respond to drug therapies.

Because of the possibility of selectively removing introns from an RNA product, each human gene may be able to produce a number of different RNA transcripts.

Why was it important to use a wide variety of donor DNA for the Human Genome Project?

The international consortium of sequencing laboratories that works together to determine the sequence of base pairs in human DNA is known as the _______ ______ Project.

In normal humans, the sequence of part of the hemoglobin gene reads GACTC, but in individuals with sickle cell anemia, the same sequence reads GACAC. This is an example of

Which of the following statements about genetic screening is false?

Single nucleotide polymorphisms (SNPs) are important to the field of genomics because they

The number of babies born with Down syndrome is decreasing in the United States because _____ _____ allows parents to determine whether their child has the condition early in pregnancy.

The Nature of Science and the Characteristics of Life

Organizing the Diversity of Life

Major Groups of Living Organisms

Chemical Building Blocks

Cell Structure and Internal Compartments

Cell Membranes, Transport, and Communication

Energy and Enzymes

Photosynthesis and Cellular Respiration

Cell Division

Patterns of Inheritance

Chromosomes and Human Genetics

DNA

From Gene to Protein

Control of Gene Expression

DNA Technology

How Evolution Works

Evolution of Populations

Adaptation and Speciation

The Evolutionary History of Life

Maintaining the Internal Environment

Animal Nutrition and Digestion

Gas Exchange

The Circulatory System

Animal Hormones

The Nervous System

Sensing the Environment

Skeletons, Muscles, and Movement

Defenses against Disease

Reproduction and Development

Animal Behavior

Plant Structure, Nutrition, and Transport

Plant Growth and Reproduction

The Biosphere

Growth of Populations

Interactions among Organisms

Communities of Organisms

Ecosystems

Global Change

Biodiversity and People

Cancer: Cell Division Out of Control

Humans and Evolution

Smoking--Beyond Lung Cancer

Feeding a Hungry Planet

Building a Sustainable Society

Filters

The international consortium of sequencing laboratories that works together to determine the sequence of base pairs in human DNA is known as the _ Project.

The number of babies born with Down syndrome is decreasing in the United States because _ _ allows parents to determine whether their child has the condition early in pregnancy.