Question 1

The induction of pluripotent stem cells requires that specific gene or proteins be added to a differentiated cell.

Accepted Answer

A) True 
 B)False  True

Question 2

DNA polymerase is used in the laboratory to

Accepted Answer

A)  perform gel electrophoresis procedures. 
B)  cure patients of certain genetic diseases. 
C)  make many copies of a DNA sequence. 
D)  attach DNA fragments to each other. 
A)  perform gel electrophoresis procedures. 
B)  cure patients of certain genetic diseases. 
C)  make many copies of a DNA sequence. 
D)  attach DNA fragments to each other. C

Question 3

Why are housekeeping genes not used to create DNA fingerprints?

Accepted Answer

A)  They mutate often because they are unnecessary genes and so are highly variable. 
B)  They are important genes for every cell in every person and so are highly conserved. 
C)  They are found only in a few cell types, not all cell types. 
D)  They are expressed at a low rate in cells. 
A)  They mutate often because they are unnecessary genes and so are highly variable. 
B)  They are important genes for every cell in every person and so are highly conserved. 
C)  They are found only in a few cell types, not all cell types. 
D)  They are expressed at a low rate in cells. B

Question 4

In research,restriction enzymes are used to

Accepted Answer

A)  stop replication of DNA at a specific base during DNA sequencing. 
B)  cut DNA molecules into pieces that can be used to create recombinant DNA. 
C)  measure the relative amounts of each base in a DNA molecule. 
D)  join two fragments of DNA together to form a molecule of recombinant DNA. 
A)  stop replication of DNA at a specific base during DNA sequencing. 
B)  cut DNA molecules into pieces that can be used to create recombinant DNA. 
C)  measure the relative amounts of each base in a DNA molecule. 
D)  join two fragments of DNA together to form a molecule of recombinant DNA.

Question 5

It is theoretically impossible for two individuals (other than identical twins)to have the same DNA fingerprint.

Accepted Answer

A) True 
 B)False

Question 6

Crops genetically engineered to be resistant to an herbicide might promote an increased use of that herbicide because

Accepted Answer

A)  the herbicide is now an effective way to prevent weed growth without harming the crop plant. 
B)  the engineered crops will transfer the herbicide resistance to wild plants. 
C)  more farmers will be able to afford the genetically engineered seeds and so more of the crop will be planted. 
D)  a higher concentration of the herbicide will be needed to kill wild plant species. 
A)  the herbicide is now an effective way to prevent weed growth without harming the crop plant. 
B)  the engineered crops will transfer the herbicide resistance to wild plants. 
C)  more farmers will be able to afford the genetically engineered seeds and so more of the crop will be planted. 
D)  a higher concentration of the herbicide will be needed to kill wild plant species.

Question 7

Genetically modified organisms may contain proteins,DNA,and ________ from another organism.

Accepted Answer

The answer of Genetically modified organisms may contain proteins,DNA,and ________...

Question 8

You are shown the following result of gel electrophoresis.Column 1 represents blood found on the arm of a crime victim,but it is not the victim's blood.The other columns are blood taken from various suspects.Which suspect's blood was found on the victim's arm?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
A)  2 
B)  3 
C)  4 
D)  5

Question 9

RNA interference can only be used to treat genetic diseases.

Accepted Answer

A) True 
 B)False

Question 10

Potatoes have been engineered to produce proteins from the bacteria that causes cholera,a diarrheal disease.This is an example of genetic engineering to

Accepted Answer

A)  enhance economically important species. 
B)  produce pharmaceutical products. 
C)  produce vaccines. 
D)  produce dangerous organisms. 
A)  enhance economically important species. 
B)  produce pharmaceutical products. 
C)  produce vaccines. 
D)  produce dangerous organisms.

Question 11

Stem cells that can generate all body cell types,including those in the birth sac,are described as ________.

Accepted Answer

The answer of Stem cells that can generate all body...

Question 12

Which of the following is the best way to make many copies of a vector containing recombinant DNA?

Accepted Answer

A)  polymerase chain reaction 
B)  DNA hybridization 
C)  reproductive cloning 
D)  DNA cloning 
A)  polymerase chain reaction 
B)  DNA hybridization 
C)  reproductive cloning 
D)  DNA cloning

Question 13

A restriction enzyme from a bacterium is able to cut a human's DNA because

Accepted Answer

A)  bacteria and humans are both prokaryotes. 
B)  all organisms use the same DNA nucleotides. 
C)  bacteria and humans have identical genomes. 
D)  a given restriction enzyme can cut DNA at several different sequences. 
A)  bacteria and humans are both prokaryotes. 
B)  all organisms use the same DNA nucleotides. 
C)  bacteria and humans have identical genomes. 
D)  a given restriction enzyme can cut DNA at several different sequences.

Question 14

To screen the genome of a bacterium for a particular gene,you would use ________that attach to complementary DNA sequences.

Accepted Answer

A)  gels 
B)  ligases 
C)  DNA probes 
D)  restriction enzymes 
A)  gels 
B)  ligases 
C)  DNA probes 
D)  restriction enzymes

Question 15

A scientist isolates genomic DNA from a human cell.She needs to physically separate a specific segment of that DNA away from the rest.Which technology will allow her to do this?

Accepted Answer

A)  DNA microarrays 
B)  genetic engineering 
C)  restriction enzymes 
D)  recombinant DNA 
A)  DNA microarrays 
B)  genetic engineering 
C)  restriction enzymes 
D)  recombinant DNA

Question 16

In RNA ________,the expression of a specific gene is blocked by small pieces of RNA.

Accepted Answer

The answer of In RNA ________,the expression of a specific...

Question 17

Genetically modified plants can pass their recombinant DNA to wild plants of the same species through their pollen.

Accepted Answer

A) True 
 B)False

Question 18

Suspect DNA is isolated from a murder scene.The DNA is used to create a DNA fingerprint for the suspect,but it does not match the DNA fingerprint of any of the known suspects,and it does not have a match in CODIS.The murderer is not identified and the crime remains unsolved.Although there are no matches,forensic officers enter the murder scene DNA fingerprint into CODIS because

Accepted Answer

A)  it may exonerate someone who was wrongly imprisoned for another crime. 
B)  a match may be entered into CODIS at a later date, solving the case. 
C)  it may be used in a paternity suit. 
D)  making it public will help civilians solve the case. 
A)  it may exonerate someone who was wrongly imprisoned for another crime. 
B)  a match may be entered into CODIS at a later date, solving the case. 
C)  it may be used in a paternity suit. 
D)  making it public will help civilians solve the case.

Question 19

Which of the following is NOT involved in creating recombinant DNA?

Accepted Answer

A)  restriction enzymes 
B)  ligase 
C)  RNA 
D)  plasmids 
A)  restriction enzymes 
B)  ligase 
C)  RNA 
D)  plasmids

Question 20

During ________ cloning,the nucleus of an egg cell is replaced with the nucleus of a somatic cell from the individual being cloned.

Accepted Answer

The answer of During ________ cloning,the nucleus of an egg...

Exam 13: DNA Technology

The induction of pluripotent stem cells requires that specific gene or proteins be added to a differentiated cell.

DNA polymerase is used in the laboratory to

Why are housekeeping genes not used to create DNA fingerprints?

In research,restriction enzymes are used to

It is theoretically impossible for two individuals (other than identical twins)to have the same DNA fingerprint.

Crops genetically engineered to be resistant to an herbicide might promote an increased use of that herbicide because

Genetically modified organisms may contain proteins,DNA,and ________ from another organism.

You are shown the following result of gel electrophoresis.Column 1 represents blood found on the arm of a crime victim,but it is not the victim's blood.The other columns are blood taken from various suspects.Which suspect's blood was found on the victim's arm?

RNA interference can only be used to treat genetic diseases.

Potatoes have been engineered to produce proteins from the bacteria that causes cholera,a diarrheal disease.This is an example of genetic engineering to

Stem cells that can generate all body cell types,including those in the birth sac,are described as ________.

Which of the following is the best way to make many copies of a vector containing recombinant DNA?

A restriction enzyme from a bacterium is able to cut a human's DNA because

To screen the genome of a bacterium for a particular gene,you would use ________that attach to complementary DNA sequences.

A scientist isolates genomic DNA from a human cell.She needs to physically separate a specific segment of that DNA away from the rest.Which technology will allow her to do this?

In RNA ________,the expression of a specific gene is blocked by small pieces of RNA.

Genetically modified plants can pass their recombinant DNA to wild plants of the same species through their pollen.

Which of the following is NOT involved in creating recombinant DNA?

During ________ cloning,the nucleus of an egg cell is replaced with the nucleus of a somatic cell from the individual being cloned.

The Nature of Science and the Characteristics of Life

The Chemistry of Life

Cell Structure and Internal Compartments

Cell Membranes, Transport, and Communication

Energy, Metabolism, and Enzymes

Photo Synthesis and Cellular Respiration

Cell Division

Cancer and Human Health

Patterns of Inheritance

Chromosomes and Human Genetics

DNA and Genes

From Gene to Protein

How Evolution Works

The Origin of Species

The Evolution of Biodiversity

Biological Diversity, Bacteria, and Archaea

Protista, Plantae, and Fungi

Animalia

The Biosphere

Growth of Populations

Animal Behavior

Ecological Communities

Ecosystems

Global Change

Filters