Question 1

The difference between phenotype and genotype is that

Accepted Answer

A)   phenotype refers to the genetic instructions and genotype to their expression.
B)   genotype refers to the genetic instructions and phenotype to their expression.
C)   the phenotype is RNA and the genotype is DNA.
D)   the phenotype is DNA and the genotype is RNA.
E)   the phenotype appears before the genotype is set.F) All of the above
G) B) and C) B

Question 2

A chart that displays paired chromosomes in size order is a

Accepted Answer

A)   pedigree.
B)   phenotype.
C)   genotype.
D)   genotree.
E)   genome.F) B) and C)
G) B) and D)

Question 3

The four basic tissue types are

Accepted Answer

A)   blood cells, skin cells, neurons, and muscle cells.
B)   DNA, RNA, proteins, and lipids.
C)   adipose cells, muscle cells, bone cells, and sex cells.
D)   connective tissue, epithelium, muscle, and nervous tissue.
E)   the stomach, the small intestine, the liver, and the pancreas.F) A) and D)
G) C) and E)

Question 4

Constructing a "diseasome" is a way to connect diseases that share certain gene expression patterns.A goal of this approach is to

Accepted Answer

A)   cure cancer.
B)   identify new drug targets.
C)   cure all diseases that involve the same set of genes.
D)   discover how our long-ago ancestors were related.
E)   determine which populations have which diseases.F) A) and B)
G) A) and C)

Question 5

The largest autosome is

Accepted Answer

A)   the Y chromosome.
B)   the X chromosome.
C)   chromosome 22.
D)   chromosome 1.
E)   chromosome 14.F) A) and B)
G) A) and E)

Question 6

In general,RNA molecules

Accepted Answer

A)   comprise the chromosomes.
B)   use the information in specific DNA sequences to construct proteins.
C)   use the information in specific proteins to construct DNA molecules.
D)   entwine with DNA molecules to encode proteins.
E)   form double helices that encode DNA sequences.F) All of the above
G) B) and E)

Question 7

Neka is part Native American.He has several relatives who have alcoholism.Neka takes a direct-to-consumer genetic test panel and discovers that he has inherited gene variants that are associated with increased risk of alcoholism.He reports these facts during an interview for purchasing a life insurance policy,because he thinks that the Genetic Information Nondiscrimination Act will protect him from being denied life insurance based on results of a genetic test.Alas,Neka is denied coverage,because

Accepted Answer

A)   the law does not protect Native Americans.
B)   the law does not protect people of mixed lineage.
C)   the law only applies to health insurance and employers, not life insurance.
D)   the law does not apply to direct-to-consumer tests.
E)   GINA does not take effect until 2014.F) B) and D)
G) C) and D)

Question 8

A gene pool consists of all the alleles in a(n)

Accepted Answer

A)   population.
B)   individual.
C)   family.
D)   neighborhood.
E)   nation.F) All of the above
G) A) and C)

Question 9

The number of copies of our genome in most of our cells is __.

Accepted Answer

A)   1
B)   2
C)   3
D)   4
E)   5F) C) and D)
G) D) and E) B

Question 10

Genetics is the study of

Accepted Answer

A)   variation of inherited traits.
B)   how organisms reproduce.
C)   how life originated.
D)   how the environment causes disease.
E)   the chemical composition of cells.F) All of the above
G) B) and D) A

Question 11

A change in a gene's DNA sequence is a(n)

Accepted Answer

A)   allele.
B)   genotype.
C)   nucleotide.
D)   mutation.
E)   genome.F) None of the above
G) D) and E)

Question 12

Nacho suffers from terrible migraine headaches.He enters a clinical trial to test whether certain single nucleotide polymorphisms (SNPs) are associated with response to one drug but not another.This is an approach called

Accepted Answer

A)   gene therapy.
B)   pharmacogenomics.
C)   genetic determinism.
D)   applied pharmacology.
E)   genotherapy.F) A) and B)
G) B) and D)

Question 13

One way to study the human genome is to

Accepted Answer

A)   determine the twisting patterns of the two sides of the double helix.
B)   determine the sequence of sugars and phosphates.
C)   determine the DNA sequence.
D)   conduct a phenotype-wide association study.
E)   mix the genomes of two individuals.F) A) and B)
G) A) and C)

Question 14

In a study,3,794 of 4,000 people who have acne have a particular set of SNPs.Only 184 of 3,984 people who do not have acne,but are otherwise similar to the people with acne,have that SNP pattern.Therefore,these parts of the genome with this SNP pattern may include genes whose products affect the skin.This investigation is an example of a

Accepted Answer

A)   genome sequencing experiment.
B)   genome-wide association study.
C)   genome-wide mutation study.
D)   gene expression profile.
E)   pharmacogenomics study.F) A) and B)
G) All of the above

Question 15

A melon that has been altered to produce a protein normally made only in a cabbage is

Accepted Answer

A)   transformed.
B)   transgenic.
C)   genomic.
D)   transgendered.
E)   recessive.F) A) and B)
G) None of the above

Question 16

Gene expression profiles of different cell types reflect different sets of

Accepted Answer

A)   genes.
B)   mRNAs.
C)   proteins.
D)   genomes.
E)   SNPs.F) A) and C)
G) B) and D)

Question 17

The complete genetic material of an organism is its

Accepted Answer

A)   genome.
B)   chromosome.
C)   phenotype.
D)   genotype.
E)   proteome.F) B) and E)
G) A) and C)

Question 18

An estimated _____ DNA base pairs comprise the human genome.

Accepted Answer

A)   32,000
B)   320,000
C)   3.2 million
D)   3.2 billion
E)   3.2 trillionF) C) and D)
G) A) and E)

Question 19

A single nucleotide polymorphism is

Accepted Answer

A)   an individual's genotype for a particular trait.
B)   a single base site in the genome that varies among individuals in a population.
C)   a single copy of a gene.
D)   a gene that is expressed differently in males and females.
E)   the DNA base that begins a gene.F) C) and D)
G) D) and E)

Question 20

DNA profiling has been used to

Accepted Answer

A)   identify victims of terrorist attacks and natural disasters.
B)   cure metabolic diseases caused by mutations in single genes.
C)   treat male infertility.
D)   predict how children will do in school.
E)   predict if someone will develop cancer.F) A) and D)
G) A) and C)

Exam 1: Overview of Genetics

The difference between phenotype and genotype is that

Correct Answer
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B

A chart that displays paired chromosomes in size order is a

Correct Answer
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The four basic tissue types are

Correct Answer
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Constructing a "diseasome" is a way to connect diseases that share certain gene expression patterns.A goal of this approach is to

Correct Answer
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The largest autosome is

Correct Answer
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In general,RNA molecules

Correct Answer
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Correct Answer
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A gene pool consists of all the alleles in a(n)

Correct Answer
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The number of copies of our genome in most of our cells is __.

Correct Answer
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B

Genetics is the study of

Correct Answer
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A

A change in a gene's DNA sequence is a(n)

Correct Answer
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Nacho suffers from terrible migraine headaches.He enters a clinical trial to test whether certain single nucleotide polymorphisms (SNPs) are associated with response to one drug but not another.This is an approach called

Correct Answer
verified

One way to study the human genome is to

Correct Answer
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A melon that has been altered to produce a protein normally made only in a cabbage is

Correct Answer
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Gene expression profiles of different cell types reflect different sets of

Correct Answer
verified

The complete genetic material of an organism is its

Correct Answer
verified

An estimated _____ DNA base pairs comprise the human genome.

Correct Answer
verified

A single nucleotide polymorphism is

Correct Answer
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DNA profiling has been used to

Correct Answer
verified

Exam 1: Overview of Genetics

The difference between phenotype and genotype is that

Correct AnswerverifiedB

A chart that displays paired chromosomes in size order is a

Correct AnswerverifiedShow Answer

The four basic tissue types are

Correct AnswerverifiedShow Answer

Constructing a "diseasome" is a way to connect diseases that share certain gene expression patterns.A goal of this approach is to

Correct AnswerverifiedShow Answer

The largest autosome is

Correct AnswerverifiedShow Answer

In general,RNA molecules

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

A gene pool consists of all the alleles in a(n)

Correct AnswerverifiedShow Answer

The number of copies of our genome in most of our cells is __.

Correct AnswerverifiedB

Genetics is the study of

Correct AnswerverifiedA

A change in a gene's DNA sequence is a(n)

Correct AnswerverifiedShow Answer

Nacho suffers from terrible migraine headaches.He enters a clinical trial to test whether certain single nucleotide polymorphisms (SNPs) are associated with response to one drug but not another.This is an approach called

Correct AnswerverifiedShow Answer

One way to study the human genome is to

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

A melon that has been altered to produce a protein normally made only in a cabbage is

Correct AnswerverifiedShow Answer

Gene expression profiles of different cell types reflect different sets of

Correct AnswerverifiedShow Answer

The complete genetic material of an organism is its

Correct AnswerverifiedShow Answer

An estimated _____ DNA base pairs comprise the human genome.

Correct AnswerverifiedShow Answer

A single nucleotide polymorphism is

Correct AnswerverifiedShow Answer

DNA profiling has been used to

Correct AnswerverifiedShow Answer

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B

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B

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A

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