Question 1

Although Dolly was only three years old, her chromosomes had the length of a 9-10 year old sheep. Which of the following best describes why this occurred?

Accepted Answer

A)  The cell lines that created Dolly were aged prematurely in the lab 
B)  Nonhomologous recombination 
C)  A mutation enhanced the rate of aging 
D)  Dolly was not a clone 
E)  The telomeres of the somatic cells that Dolly originated from were shortening 
A)  The cell lines that created Dolly were aged prematurely in the lab 
B)  Nonhomologous recombination 
C)  A mutation enhanced the rate of aging 
D)  Dolly was not a clone 
E)  The telomeres of the somatic cells that Dolly originated from were shortening

Question 2

In the treatment of ADA deficiency and SCID, which cell type was targeted for gene therapy?

Accepted Answer

A)  Fibroblasts 
B)  Embryonic stem cells 
C)  Hematopoietic stem cells 
D)  Lymphocytes 
E)  Neutrophils 
A)  Fibroblasts 
B)  Embryonic stem cells 
C)  Hematopoietic stem cells 
D)  Lymphocytes 
E)  Neutrophils

Question 3

Hematopoietic stem cells are .

Accepted Answer

A)  Pluripotent 
B)  Totipotent 
C)  Unipotent 
D)  None of the answers are correct 
A)  Pluripotent 
B)  Totipotent 
C)  Unipotent 
D)  None of the answers are correct

Question 4

Which of the following is not an advantage of a transgenic plant?

Accepted Answer

A)  Widely accepted by the public 
B)  Increased resistance to disease and pests 
C)  Adaptability to harsh environments 
D)  Improved shelf life 
A)  Widely accepted by the public 
B)  Increased resistance to disease and pests 
C)  Adaptability to harsh environments 
D)  Improved shelf life

Question 5

Reproductive cloning is used to produce large amounts of mammalian proteins from transgenic
agricultural animals such as cattle.

Accepted Answer

A) True 
 B)False

Question 6

The fact that in mammalian systems multiple genes may compensate for the loss of a gene is called
gene redundancy.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following terms represents a cell that can form any other cell of the organism?

Accepted Answer

A)  Pluripotent 
B)  Totipotent 
C)  Unipotent 
D)  All of the answers are correct 
A)  Pluripotent 
B)  Totipotent 
C)  Unipotent 
D)  All of the answers are correct

Question 8

In the production of transgenic plants, what selectable marker is most commonly used to indicate that a cell has taken up the T DNA that includes the cloned gene?

Accepted Answer

A)  Ampicillin 
B)  Neomycin 
C)  Streptomycin 
D)  Kanamycin 
E)  All of the answers are used 
A)  Ampicillin 
B)  Neomycin 
C)  Streptomycin 
D)  Kanamycin 
E)  All of the answers are used

Question 9

The first organism ever cloned by researchers was Dolly the sheep in 1997.

Accepted Answer

A) True 
 B)False

Question 10

The origins of which of the following cell types creates the least amount of ethical debate?

Accepted Answer

A)  EG cells 
B)  EC cells 
C)  Hematopoietic stem cells 
D)  ES cells 
E)  All of the answers are equal 
A)  EG cells 
B)  EC cells 
C)  Hematopoietic stem cells 
D)  ES cells 
E)  All of the answers are equal

Question 11

The first human diseases that was successfully treated using gene therapy was .

Accepted Answer

A)  Diabetes 
B)  Cystic fibrosis 
C)  Severe combined immunodeficiency disease 
D)  Muscular dystrophy 
E)  None of the answers are correct 
A)  Diabetes 
B)  Cystic fibrosis 
C)  Severe combined immunodeficiency disease 
D)  Muscular dystrophy 
E)  None of the answers are correct

Although Dolly was only three years old, her chromosomes had the length of a 9-10 year old sheep. Which of the following best describes why this occurred?

In the treatment of ADA deficiency and SCID, which cell type was targeted for gene therapy?

Hematopoietic stem cells are .

Which of the following is not an advantage of a transgenic plant?

Reproductive cloning is used to produce large amounts of mammalian proteins from transgenic agricultural animals such as cattle.

The fact that in mammalian systems multiple genes may compensate for the loss of a gene is called gene redundancy.

Which of the following terms represents a cell that can form any other cell of the organism?

In the production of transgenic plants, what selectable marker is most commonly used to indicate that a cell has taken up the T DNA that includes the cloned gene?

The first organism ever cloned by researchers was Dolly the sheep in 1997.

The origins of which of the following cell types creates the least amount of ethical debate?

The first human diseases that was successfully treated using gene therapy was .

Overview of Genetics

Mendelian Inheritance

Reproduction and Chromosome Transmission

Extensions of Mendelian Inheritance

Non-Mendelian Inheritance

Genetic Linkage and Mapping in Eukaryotes

Genetic Transfer and Mapping in Bacteria and

Variation in Chromosome Structure and Number

Molecular Structure of Dna and Rna

Chromosome Organization and Molecular Structure

Dna Replication

Gene Transcription and Rna Modification

Translation of Mrna

Gene Regulation in Bacteria and Bacteriophages

Gene Regulation in Eukaryotes

Gene Mutation and Dna Repair

Recombination and Transposition at the Molecular

Recombinant Dna Technology

Genomics I: Analysis of Dna

Genomics II: Functional Genomics, Proteomics, and

Medical Genetics and Cancer

Developmental Genetics

Population Genetics

Quantitative Genetics

Evolutionary Genetics

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Exam 19: Biotechnology

Although Dolly was only three years old, her chromosomes had the length of a 9-10 year old sheep. Which of the following best describes why this occurred?

In the treatment of ADA deficiency and SCID, which cell type was targeted for gene therapy?

Hematopoietic stem cells are .

Which of the following is not an advantage of a transgenic plant?

Reproductive cloning is used to produce large amounts of mammalian proteins from transgenic agricultural animals such as cattle.

The fact that in mammalian systems multiple genes may compensate for the loss of a gene is called gene redundancy.

Which of the following terms represents a cell that can form any other cell of the organism?

In the production of transgenic plants, what selectable marker is most commonly used to indicate that a cell has taken up the T DNA that includes the cloned gene?

The first organism ever cloned by researchers was Dolly the sheep in 1997.

The origins of which of the following cell types creates the least amount of ethical debate?

The first human diseases that was successfully treated using gene therapy was .

Overview of Genetics

Mendelian Inheritance

Reproduction and Chromosome Transmission

Extensions of Mendelian Inheritance

Non-Mendelian Inheritance

Genetic Linkage and Mapping in Eukaryotes

Genetic Transfer and Mapping in Bacteria and

Variation in Chromosome Structure and Number

Molecular Structure of Dna and Rna

Chromosome Organization and Molecular Structure

Dna Replication

Gene Transcription and Rna Modification

Translation of Mrna

Gene Regulation in Bacteria and Bacteriophages

Gene Regulation in Eukaryotes

Gene Mutation and Dna Repair

Recombination and Transposition at the Molecular

Recombinant Dna Technology

Genomics I: Analysis of Dna

Genomics II: Functional Genomics, Proteomics, and

Medical Genetics and Cancer

Developmental Genetics

Population Genetics

Quantitative Genetics

Evolutionary Genetics

Filters