Question 1

Gene therapy is performed by ____.

Accepted Answer

A)   replacing the genomes of an individual with a brand-new set of genomes with the goal of treating a genetic defect
B)   replacing a defective gene in an individual with a normal gene with the goal of treating a genetic disorder
C)   transferring a mutated gene into an individual with the goal of treating a genetic defect
D)   transferring a normal or a modified gene into an individual with the goal of treating a genetic defect
E)   replacing a defective enzyme in an individual with a normal enzyme with the goal of treating a genetic disorderF) C) and D)
G) B) and C)

Question 2

Golden Rice is made more β -carotene rich with genes from bacteria and ____.

Accepted Answer

A)   corn
B)   mice
C)   tulips
D)   daffodils
E)   orangesF) A) and B)
G) C) and D) A

Question 3

Which most accurately describes the expression "recombinant DNA"?

Accepted Answer

A)   DNA molecule cloned from a given organism
B)   DNA molecule that contains genetic information from more than one organism
C)   DNA molecule that is moved from one tube to another in a laboratory
D)   DNA molecule isolated from a specific organism
E)   DNA molecule that has been used in a laboratory for experimental purposesF) A) and D)
G) C) and E)

Question 4

A DNA molecule that can accept foreign DNA and be replicated inside a host cell is known as a ____.

Accepted Answer

A)   genetic probe
B)   DNA library
C)   recombinant DNA
D)   cloning vector
E)   restriction enzymeF) B) and E)
G) B) and D)

Question 5

Most genetic engineering involves the use of ____.

Accepted Answer

A)   yeast and plants
B)   plants and E. coli
C)   yeast and mice
D)   bacteria and mice
E)   yeast and bacteriaF) All of the above
G) C) and D)

Question 6

In agriculture, the use of GMOs is regulated by the ____.

Accepted Answer

A)   FDA
B)   AHA
C)   EPA
D)   USDA
E)   NIHF) A) and E)
G) A) and C)

Question 7

The E4 variation of the APOE gene increases a person's chances of developing ____.

Accepted Answer

A)   cystic fibrosis
B)   Parkinson's disease
C)   Huntington's disease
D)   Alzheimer's disease
E)   Duchenne's muscular dystrophyF) C) and D)
G) A) and E)

Question 8

Which procedure is used to amplify DNA in the laboratory?

Accepted Answer

A)   DNA cloning
B)   reverse transcription
C)   nucleic acid hybridization
D)   DNA restriction
E)   polymerase chain reaction (PCR) F) A) and C)
G) B) and D)

Question 9

β -Carotene is converted to vitamin ____ in the cells of the small intestine.

Accepted Answer

A)   B12
B)   A
C)   E
D)   C
E)   DF) B) and C)
G) C) and D)

Question 10

How much Golden Rice will supply a child's daily need for the vitamin that is converted from β -carotene?

Accepted Answer

A)   two teaspoons
B)   a half of a cup
C)   one cup
D)   one quart
E)   one pintF) A) and D)
G) A) and C) C

Question 11

Crops have been genetically modified to resist the herbicide ____.

Accepted Answer

A)   glyphosate
B)   DDT
C)   triazine
D)   2,4-D
E)   atrazineF) C) and E)
G) None of the above

Question 12

Which is a complete list of the ingredients that are essential for PCR?

Accepted Answer

A)   nucleotides, DNA template, Taq polymerase, and primers
B)   nucleotides, DNA template, DNA ligase, and primers
C)   restriction enzymes, DNA template, Taq polymerase, and primers
D)   nucleotides, DNA template, Taq polymerase, and plasmids
E)   nucleotides, DNA template, DNA ligase, and plasmidsF) B) and D)
G) A) and D)

Question 13

The technique of ____ analyzes 500,000 SNPs in an individual's genome.

Accepted Answer

A)   electrophoresis
B)   cutting and pasting
C)   DNA cloning
D)   PCR
E)   SNP-chipsF) B) and C)
G) B) and E)

Question 14

If the nucleotide sequence ACTGAG represents the sticky end of a DNA molecule, to what other sticky end sequence would it base pair?

Accepted Answer

A)   TGACTC
B)   UGACUC
C)   ACTGAG
D)   ACUGUG
E)   GAGTCAF) None of the above
G) B) and E) A

Question 15

The increased reliance on genetically engineered crops grew from the need to ____.

Accepted Answer

A)   develop new species of crop plants
B)   provide farmers with more expensive seeds
C)   find new pesticides
D)   produce more food at lower cost without harming the environment
E)   find more ways to profit from crop plantsF) A) and B)
G) C) and E)

Question 16

During a DNA profiling analysis, short tandem repeats are first ____.

Accepted Answer

A)   subjected to high heat
B)   inserted into a plasmid
C)   chopped up using a restriction enzyme
D)   placed on a gel for electrophoresis
E)   amplified using PCRF) A) and B)
G) All of the above

Question 17

Sticky ends are so named because ____.

Accepted Answer

A)   they are single-stranded and will base pair with complementary sequences
B)   covalent bonds spontaneously form between them to form a continuous DNA molecule
C)   primers hybridize to them during the first step of PCR
D)   they hybridize to a DNA sequence of interest
E)   they stick to invading viral DNAF) A) and E)
G) B) and E)

Question 18

After DNA unwinds and becomes single-stranded in a PCR reaction, the temperature is lowered to allow the ____ to hybridize with the DNA template.

Accepted Answer

A)   vectors
B)   primers
C)   tracers
D)   restriction enzymes
E)   DNA ligaseF) D) and E)
G) C) and D)

Question 19

When a gene from one species is transferred into another species, the result is ____.

Accepted Answer

A)   a GMO
B)   a new species
C)   a hybrid animal
D)   eugenics
E)   a lethal mutationF) D) and E)
G) A) and B)

Question 20

What is a transgenic organism?

Accepted Answer

A)   an organism with multiple copies of the same gene
B)   an organism that has genes from another species
C)   an organism that does not use DNA to specify proteins
D)   an organism that has had its entire genome sequenced
E)   an organism that has been DNA profiledF) A) and D)
G) B) and C)

Exam 11: Biotechnology

Gene therapy is performed by ____.

Correct AnswerverifiedShow Answer

Golden Rice is made more β -carotene rich with genes from bacteria and ____.

Correct AnswerverifiedA

Which most accurately describes the expression "recombinant DNA"?

Correct AnswerverifiedShow Answer

A DNA molecule that can accept foreign DNA and be replicated inside a host cell is known as a ____.

Correct AnswerverifiedShow Answer

Most genetic engineering involves the use of ____.

Correct AnswerverifiedShow Answer

In agriculture, the use of GMOs is regulated by the ____.

Correct AnswerverifiedShow Answer

The E4 variation of the APOE gene increases a person's chances of developing ____.

Correct AnswerverifiedShow Answer

Which procedure is used to amplify DNA in the laboratory?

Correct AnswerverifiedShow Answer

β -Carotene is converted to vitamin ____ in the cells of the small intestine.

Correct AnswerverifiedShow Answer

How much Golden Rice will supply a child's daily need for the vitamin that is converted from β -carotene?

Correct AnswerverifiedC

Crops have been genetically modified to resist the herbicide ____.

Correct AnswerverifiedShow Answer

Which is a complete list of the ingredients that are essential for PCR?

Correct AnswerverifiedShow Answer

The technique of ____ analyzes 500,000 SNPs in an individual's genome.

Correct AnswerverifiedShow Answer

If the nucleotide sequence ACTGAG represents the sticky end of a DNA molecule, to what other sticky end sequence would it base pair?

Correct AnswerverifiedA

The increased reliance on genetically engineered crops grew from the need to ____.

Correct AnswerverifiedShow Answer

During a DNA profiling analysis, short tandem repeats are first ____.

Correct AnswerverifiedShow Answer

Sticky ends are so named because ____.

Correct AnswerverifiedShow Answer

After DNA unwinds and becomes single-stranded in a PCR reaction, the temperature is lowered to allow the ____ to hybridize with the DNA template.

Correct AnswerverifiedShow Answer

When a gene from one species is transferred into another species, the result is ____.

Correct AnswerverifiedShow Answer

What is a transgenic organism?

Correct AnswerverifiedShow Answer

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