Question 1

Hematopoietic stem cells are ________.

Accepted Answer

A)   Pluripotent
B)   Totipotent
C)   Unipotent
D)   MultipotentE) A) and D)
F) A) and C)

Question 2

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 lifeE) A) and B)
F) All of the above

Question 3

Which of the following mechanisms uses high-velocity microprojectiles, coated with DNA, to produce a transgenic plant?

Accepted Answer

A)   A. tumefaciens
B)   Electroporation
C)   Microinjection
D)   Biolistic gene transferE) C) and D)
F) A) and B)

Question 4

Bone marrow transplants typically use what type of cells?

Accepted Answer

A)   Embryonic stem cells
B)   Embryonic germ cells
C)   Embryonic carcinoma cells
D)   Hematopoietic stem cellsE) A) and B)
F) None of the above

Question 5

The first hormone to be made by recombinant bacteria was ________.

Accepted Answer

A)   Insulin
B)   Glucagon
C)   Somatostatin
D)   TestosteroneE) B) and C)
F) B) and D)

Question 6

Which of the following can be used as a vector for gene therapy?

Accepted Answer

A)   Liposomes
B)   Parvoviruses
C)   Adenoviruses
D)   Retroviruses
E)   All of the answers are correctF) A) and B)
G) C) and D)

Question 7

When researchers produced a gene knockin by introducing the mutant human β-globin gene into mice, the resulting mice showed very severe symptoms of the disease.

Accepted Answer

A) True 
 B)False

Question 8

All stem cells have the potential to differentiate

Accepted Answer

A) True 
 B)False

Question 9

A transgenic organism has recombinant DNA integrated into its genome.

Accepted Answer

A) True 
 B)False

Question 10

A major disadvantage with current gene therapy techniques using viral vectors is the possibility of an immune response against the virus.

Accepted Answer

A) True 
 B)False

Question 11

Identical twins are an example of gene cloning.

Accepted Answer

A) True 
 B)False

Question 12

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)   KanamycinE) C) and D)
F) B) and D)

Question 13

An organism that can be regenerated by somatic cells is called multipotent.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following organisms is used by molecular biologists to produce transgenic plants?

Accepted Answer

A)   E. coli
B)   Plasmid pSC101
C)   Bacteriophage l
D)   Agrobacterium tumefaciensE) A) and C)
F) A) and B)

Question 15

By creating gene knockouts, researchers can study how the loss of normal gene function affects the organism

Accepted Answer

A) True 
 B)False

Question 16

The primary interest of genetic research into stem cells is the desire to be able to clone a human being.

Accepted Answer

A) True 
 B)False

Question 17

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)   NeutrophilsF) None of the above
G) A) and E)

Exam 22: Biotechnology

By creating gene knockouts, researchers can study how the loss of normal gene function affects the organism

Correct Answer
verified

A transgenic organism has recombinant DNA integrated into its genome.

Correct Answer
verified

Which of the following can be used as a vector for gene therapy?

Correct Answer
verified

Bone marrow transplants typically use what type of cells?

Correct Answer
verified

Which of the following mechanisms uses high-velocity microprojectiles, coated with DNA, to produce a transgenic plant?

Correct Answer
verified

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?

Correct Answer
verified

When researchers produced a gene knockin by introducing the mutant human β-globin gene into mice, the resulting mice showed very severe symptoms of the disease.

Correct Answer
verified

A major disadvantage with current gene therapy techniques using viral vectors is the possibility of an immune response against the virus.

Correct Answer
verified

Which of the following organisms is used by molecular biologists to produce transgenic plants?

Correct Answer
verified

Identical twins are an example of gene cloning.

Correct Answer
verified

All stem cells have the potential to differentiate

Correct Answer
verified

The first hormone to be made by recombinant bacteria was ________.

Correct Answer
verified

Hematopoietic stem cells are ________.

Correct Answer
verified

The primary interest of genetic research into stem cells is the desire to be able to clone a human being.

Correct Answer
verified

An organism that can be regenerated by somatic cells is called multipotent.

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

Exam 22: Biotechnology

By creating gene knockouts, researchers can study how the loss of normal gene function affects the organism

Correct AnswerverifiedShow Answer

A transgenic organism has recombinant DNA integrated into its genome.

Correct AnswerverifiedShow Answer

Which of the following can be used as a vector for gene therapy?

Correct AnswerverifiedShow Answer

Bone marrow transplants typically use what type of cells?

Correct AnswerverifiedShow Answer

Which of the following mechanisms uses high-velocity microprojectiles, coated with DNA, to produce a transgenic plant?

Correct AnswerverifiedShow Answer

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?

Correct AnswerverifiedShow Answer

When researchers produced a gene knockin by introducing the mutant human β-globin gene into mice, the resulting mice showed very severe symptoms of the disease.

Correct AnswerverifiedShow Answer

A major disadvantage with current gene therapy techniques using viral vectors is the possibility of an immune response against the virus.

Correct AnswerverifiedShow Answer

Which of the following organisms is used by molecular biologists to produce transgenic plants?

Correct AnswerverifiedShow Answer

Identical twins are an example of gene cloning.

Correct AnswerverifiedShow Answer

All stem cells have the potential to differentiate

Correct AnswerverifiedShow Answer

The first hormone to be made by recombinant bacteria was ________.

Correct AnswerverifiedShow Answer

Hematopoietic stem cells are ________.

Correct AnswerverifiedShow Answer

The primary interest of genetic research into stem cells is the desire to be able to clone a human being.

Correct AnswerverifiedShow Answer

An organism that can be regenerated by somatic cells is called multipotent.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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