Question 1

Cloning results in two genetically identical cells/organisms; sexual reproduction results in genetically different cells/organisms.

Accepted Answer

A) True 
 B)False

Question 2

An example of DNA technology is

Accepted Answer

A)  transferring genes from a bacterium to a fish. 
B)  sexual reproduction between two fish. 
C)  asexual reproduction in one bacterium. 
D)  a cat feeding upon a mouse. 
E)  a parasitic fungus infecting a bird. 
A)  transferring genes from a bacterium to a fish. 
B)  sexual reproduction between two fish. 
C)  asexual reproduction in one bacterium. 
D)  a cat feeding upon a mouse. 
E)  a parasitic fungus infecting a bird.

Question 3

Cloning through DNA technology is most similar to

Accepted Answer

A)  asexual reproduction. 
B)  sexual reproduction. 
C)  stem cells' replacement of faulty cells. 
D)  meiosis. 
E)  mate selection. 
A)  asexual reproduction. 
B)  sexual reproduction. 
C)  stem cells' replacement of faulty cells. 
D)  meiosis. 
E)  mate selection.

Question 4

DNA technology can be applied to prevent,detect,and treat genetic diseases.

Accepted Answer

A) True 
 B)False

Question 5

DNA technology is used to

Accepted Answer

A)  copy DNA. 
B)  sequence DNA nucleotides. 
C)  search for specific sequences of DNA. 
D)  turn genes on and off. 
E)  All answers are correct. 
A)  copy DNA. 
B)  sequence DNA nucleotides. 
C)  search for specific sequences of DNA. 
D)  turn genes on and off. 
E)  All answers are correct.

Question 6

If farmers use glyphosate-resistant crops,they can spray their fields with a herbicides and it will not harm the plant.

Accepted Answer

A) True 
 B)False

Question 7

The results of DNA sequencing are used

Accepted Answer

A)  to predict protein sequences. 
B)  to compare DNA sequences between humans. 
C)  to compare DNA sequences between different species. 
D)  to compare DNA sequences between related extinct and extant organisms. 
E)  All answers are correct. 
A)  to predict protein sequences. 
B)  to compare DNA sequences between humans. 
C)  to compare DNA sequences between different species. 
D)  to compare DNA sequences between related extinct and extant organisms. 
E)  All answers are correct.

Question 8

Which of the following is used to ensure absence of a specific genetic disorder through selection of human embryos produced by in vitro fertilization?

Accepted Answer

A)  preimplantation genetic diagnosis 
B)  genetic testing 
C)  gene therapy 
D)  somatic cell nuclear transfer 
E)  genetic transformation 
A)  preimplantation genetic diagnosis 
B)  genetic testing 
C)  gene therapy 
D)  somatic cell nuclear transfer 
E)  genetic transformation

Question 9

Human DNA encodes

Accepted Answer

A)  proteins. 
B)  regulatory sequences that control gene expression. 
C)  tRNA. 
D)  rRNA. 
E)  All answers are correct. 
A)  proteins. 
B)  regulatory sequences that control gene expression. 
C)  tRNA. 
D)  rRNA. 
E)  All answers are correct.

Question 10

Genetic testing may lead to ethical issues,such as whether results should be used to determine who receives health insurance.

Accepted Answer

A) True 
 B)False

Question 11

Superweeds result from cross pollination of

Accepted Answer

A)  transgenic cultivated and noncultivated plants in the field. 
B)  transgenic cultivated and noncultivated plants in the laboratory. 
C)  two transgenic cultivated plants in the field. 
D)  two transgenic cultivated plants in the lab. 
E)  two noncultivated plants in the field. 
A)  transgenic cultivated and noncultivated plants in the field. 
B)  transgenic cultivated and noncultivated plants in the laboratory. 
C)  two transgenic cultivated plants in the field. 
D)  two transgenic cultivated plants in the lab. 
E)  two noncultivated plants in the field.

Question 12

An ill or injured patient may have suffered from damaged tissues that the cell cycle,including mitosis,won't naturally repair or replace.This may include damaged nerves,or skin,or muscle.A form of biotechnology that attempts to stimulate new cell divisions with application of cells that are genetically unspecialized,is

Accepted Answer

A)  stem cell research. 
B)  cloning. 
C)  preimplantation genetic diagnosis. 
D)  DNA profiling. 
E)  genetic engineering. 
A)  stem cell research. 
B)  cloning. 
C)  preimplantation genetic diagnosis. 
D)  DNA profiling. 
E)  genetic engineering.

Question 13

A couple,both carriers of cystic fibrosis (CF)alleles,can decrease their odds of having a child with CF by performing an in vitro fertilization procedure and screening the embryo for the CF alleles.This process is called

Accepted Answer

A)  preimplantation genetic diagnosis. 
B)  gene therapy. 
C)  cloning and testing the unborn child. 
D)  polymerase chain reaction. 
E)  genetic typing. 
A)  preimplantation genetic diagnosis. 
B)  gene therapy. 
C)  cloning and testing the unborn child. 
D)  polymerase chain reaction. 
E)  genetic typing.

Question 14

If the gene for a genetic disorder has a DNA sequence AATCGACTACCGTA,then the DNA probe has the sequence

Accepted Answer

A)  AATCGACTACCGTA. 
B)  AAUCGACUACCGUA. 
C)  UUAGCUGACGGCAU. 
D)  TTAGCTGATGGCAT. 
A)  AATCGACTACCGTA. 
B)  AAUCGACUACCGUA. 
C)  UUAGCUGACGGCAU. 
D)  TTAGCTGATGGCAT.

Question 15

DNA technology can result in

Accepted Answer

A)  cloned pets. 
B)  removal of genetic disorders. 
C)  plants with an added gene that slows the rate of fruit decay. 
D)  detection of DNA at a crime scene. 
E)  All answers are correct. 
A)  cloned pets. 
B)  removal of genetic disorders. 
C)  plants with an added gene that slows the rate of fruit decay. 
D)  detection of DNA at a crime scene. 
E)  All answers are correct.

Question 16

An organism that receives recombinant DNA

Accepted Answer

A)  has a genetic disease. 
B)  is a transgenic organism. 
C)  will develop cancer. 
D)  is sterile. 
E)  is a new species. 
A)  has a genetic disease. 
B)  is a transgenic organism. 
C)  will develop cancer. 
D)  is sterile. 
E)  is a new species.

Question 17

Genetically modified bacteria are responsible for producing

Accepted Answer

A)  the amino acid phenylalanine used in the artificial sweetener aspartame. 
B)  human insulin to treat diabetes. 
C)  blood clotting factors to treat hemophilia. 
D)  fertility hormones for humans. 
E)  All answers are correct. 
A)  the amino acid phenylalanine used in the artificial sweetener aspartame. 
B)  human insulin to treat diabetes. 
C)  blood clotting factors to treat hemophilia. 
D)  fertility hormones for humans. 
E)  All answers are correct.

Question 18

Cloning and sexual reproduction result in two genetically identical cells/organisms.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is not an ethical issue surrounding the use of DNA technology in human medicine?

Accepted Answer

A)  It may reduce human suffering through elimination of genetic disorders. 
B)  Cost may limit use to only wealthy people. 
C)  If no treatments exist, the knowledge may lead to depression. 
D)  It may result in a quest for perfection, for example, of appearance. 
E)  All of the choices are ethical issues. 
A)  It may reduce human suffering through elimination of genetic disorders. 
B)  Cost may limit use to only wealthy people. 
C)  If no treatments exist, the knowledge may lead to depression. 
D)  It may result in a quest for perfection, for example, of appearance. 
E)  All of the choices are ethical issues.

Question 20

The technique CRISPR-Cas9 has great potential because it can

Accepted Answer

A)  remove a gene or add new DNA to it. 
B)  make a chromosome visible. 
C)  turn a cell into totipotent one. 
D)  make an embryo of one species develop into another species. 
E)  make a clone of an organism. 
A)  remove a gene or add new DNA to it. 
B)  make a chromosome visible. 
C)  turn a cell into totipotent one. 
D)  make an embryo of one species develop into another species. 
E)  make a clone of an organism.

Exam 11: DNA Technology

Cloning results in two genetically identical cells/organisms; sexual reproduction results in genetically different cells/organisms.

An example of DNA technology is

Cloning through DNA technology is most similar to

DNA technology can be applied to prevent,detect,and treat genetic diseases.

DNA technology is used to

If farmers use glyphosate-resistant crops,they can spray their fields with a herbicides and it will not harm the plant.

The results of DNA sequencing are used

Which of the following is used to ensure absence of a specific genetic disorder through selection of human embryos produced by in vitro fertilization?

Human DNA encodes

Genetic testing may lead to ethical issues,such as whether results should be used to determine who receives health insurance.

Superweeds result from cross pollination of

A couple,both carriers of cystic fibrosis (CF)alleles,can decrease their odds of having a child with CF by performing an in vitro fertilization procedure and screening the embryo for the CF alleles.This process is called

If the gene for a genetic disorder has a DNA sequence AATCGACTACCGTA,then the DNA probe has the sequence

DNA technology can result in

An organism that receives recombinant DNA

Genetically modified bacteria are responsible for producing

Cloning and sexual reproduction result in two genetically identical cells/organisms.

Which of the following is not an ethical issue surrounding the use of DNA technology in human medicine?

The technique CRISPR-Cas9 has great potential because it can

The Scientific Study of Life

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Respiration and Fermentation

DNA Structure and Gene Function

DNA Replication,Binary Fission,and Mitosis

Sexual Reproduction and Meiosis

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Forces of Evolutionary Change

Evidence of Evolution

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Evolution and Diversity of Microbial Life

Evolution and Diversity of Plants

Evolution and Diversity of Animals

Populations

Communities and Ecosystems

Preserving Biodiversity

Plant Form and Function

Reproduction and Development of Flowering Plants

Animal Tissues and Organ Systems

The Nervous System and the Senses

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