Question 1

Which of the following is NOT required for reproductive cloning?

Accepted Answer

A)  an egg cell that lacks a nucleus 
B)  a somatic cell 
C)  an electrical current 
D)  a restriction enzyme 
A)  an egg cell that lacks a nucleus 
B)  a somatic cell 
C)  an electrical current 
D)  a restriction enzyme

Question 2

Among these DNA fragments,which would move most quickly during gel electrophoresis?

Accepted Answer

A)  AATAAT 
B)  AATAATAATAAT 
C)  AAATTAAT 
D)  AATAATAATAATAATAATAAT 
A)  AATAAT 
B)  AATAATAATAAT 
C)  AAATTAAT 
D)  AATAATAATAATAATAATAAT

Question 3

The DNA primers used in PCR are

Accepted Answer

A)  identical to the entire base sequence of one strand of the DNA. 
B)  produced when a gene of interest is read by restriction enzymes. 
C)  attached to the gene of interest by ligase. 
D)  complementary to DNA sequences at both ends of the DNA sequence of interest. 
A)  identical to the entire base sequence of one strand of the DNA. 
B)  produced when a gene of interest is read by restriction enzymes. 
C)  attached to the gene of interest by ligase. 
D)  complementary to DNA sequences at both ends of the DNA sequence of interest.

Question 4

Human gene therapy involves

Accepted Answer

A)  introducing a functioning copy of the defective gene into the patient. 
B)  using plasmids to carry genes that will break down a specific harmful gene in a patient. 
C)  inserting genes from other organisms into the human genome. 
D)  using PCR to produce large amounts of normal DNA that can be injected into a patient. 
A)  introducing a functioning copy of the defective gene into the patient. 
B)  using plasmids to carry genes that will break down a specific harmful gene in a patient. 
C)  inserting genes from other organisms into the human genome. 
D)  using PCR to produce large amounts of normal DNA that can be injected into a patient.

Question 5

Hind III and AluI are examples of ________ used to cut DNA at specific sites.

Accepted Answer

The answer of Hind III and AluI are examples of...

Question 6

A(n)________ is a small,circular portion of DNA that is found in bacteria and is NOT part of the main genome.

Accepted Answer

The answer of A(n)________ is a small,circular portion of DNA...

Question 7

A DNA fingerprint is also called a DNA ________.

Accepted Answer

The answer of A DNA fingerprint is also called a...

Question 8

Genetic engineering is a process in which specific sequences of ________ are deliberately isolated,modified,and inserted into a host organism.

Accepted Answer

The answer of Genetic engineering is a process in which...

Question 9

A vector is used to "ferry" DNA from one organism into another.In gene therapy,what acts as the vector?

Accepted Answer

A)  a virus 
B)  a plasmid 
C)  a restriction enzyme 
D)  a genetically modified organism 
A)  a virus 
B)  a plasmid 
C)  a restriction enzyme 
D)  a genetically modified organism

Question 10

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 11

Mammalian pluripotent stem cells can produce all

Accepted Answer

A)  cell types found in an organism. 
B)  cell types found in an organism,except the protective membranes that surround the embryo. 
C)  cell types found in the organ of their origin. 
D)  somatic cells found in an organism but not the reproductive germ cells. 
A)  cell types found in an organism. 
B)  cell types found in an organism,except the protective membranes that surround the embryo. 
C)  cell types found in the organ of their origin. 
D)  somatic cells found in an organism but not the reproductive germ cells.

Question 12

In comparison to DNA technology,selective breeding is

Accepted Answer

A)  less precise and slower. 
B)  faster and more direct. 
C)  slower and more accurate. 
D)  faster and safer. 
A)  less precise and slower. 
B)  faster and more direct. 
C)  slower and more accurate. 
D)  faster and safer.

Question 13

The use of DNA analysis to identify individuals is known as

Accepted Answer

A)  PCR testing. 
B)  DNA fingerprinting. 
C)  genetic modification. 
D)  cloning. 
A)  PCR testing. 
B)  DNA fingerprinting. 
C)  genetic modification. 
D)  cloning.

Question 14

DNA that contains genetic information from two different sources is ________ DNA.

Accepted Answer

The answer of DNA that contains genetic information from two...

Question 15

In the following photograph,which letter correctly identifies the inner cell mass?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  The inner cell mass is not labeled in this picture. 
A)  A 
B)  B 
C)  C 
D)  The inner cell mass is not labeled in this picture.

Question 16

You are shown the following result of gel electrophoresis.Column 1 represents the suspect's blood.Column 2 represents the victim's blood.Which column represents a mixture of the suspect's and victim's blood?

Accepted Answer

A)  3 
B)  4 
C)  5 
D)  A mixture is not represented in this DNA fingerprint. 
A)  3 
B)  4 
C)  5 
D)  A mixture is not represented in this DNA fingerprint.

Exam 13: DNA Technology

Which of the following is NOT required for reproductive cloning?

Among these DNA fragments,which would move most quickly during gel electrophoresis?

The DNA primers used in PCR are

Human gene therapy involves

Hind III and AluI are examples of ________ used to cut DNA at specific sites.

A(n)________ is a small,circular portion of DNA that is found in bacteria and is NOT part of the main genome.

A DNA fingerprint is also called a DNA ________.

Genetic engineering is a process in which specific sequences of ________ are deliberately isolated,modified,and inserted into a host organism.

A vector is used to "ferry" DNA from one organism into another.In gene therapy,what acts as the vector?

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

Mammalian pluripotent stem cells can produce all

In comparison to DNA technology,selective breeding is

The use of DNA analysis to identify individuals is known as

DNA that contains genetic information from two different sources is ________ DNA.

In the following photograph,which letter correctly identifies the inner cell mass?

You are shown the following result of gel electrophoresis.Column 1 represents the suspect's blood.Column 2 represents the victim's blood.Which column represents a mixture of the suspect's and victim's blood?

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