Question 1

Proteins isolated from bacteria and used in recombinant DNA technology to cut DNA at specific sequences are

Accepted Answer

A) restriction enzymes. 
B) bacteriophage enzymes. 
C) plasmids. 
D) methylating enzymes. 
A) restriction enzymes. 
B) bacteriophage enzymes. 
C) plasmids. 
D) methylating enzymes.

Question 2

_____,a recombinant clotbusting drug,is used to limit damage to heart muscle by restoring blood flow.

Accepted Answer

A) Insulin 
B) Tissue plasminogen activator 
C) Interleukin-2 
D) Glucocerebrosidase 
A) Insulin 
B) Tissue plasminogen activator 
C) Interleukin-2 
D) Glucocerebrosidase

Question 3

_____ is a gene silencing technique that is based on the fact that RNA molecules can fold into short,double-stranded regions where the base sequence is complementary.

Accepted Answer

A) RNA repair 
B) RNA amplification 
C) RNA replication 
D) RNA interference 
A) RNA repair 
B) RNA amplification 
C) RNA replication 
D) RNA interference

Question 4

One of the science-related concerns associated with the use of genetically modified (GM)foods is that

Accepted Answer

A) overreliance on GM crops may lead to genetic uniformity. 
B) GM foods are not natural. 
C) genetic modification degrades the nutritional value of food crops. 
D) buffer zones of GM crops halt the pollination of non-GM crops. 
A) overreliance on GM crops may lead to genetic uniformity. 
B) GM foods are not natural. 
C) genetic modification degrades the nutritional value of food crops. 
D) buffer zones of GM crops halt the pollination of non-GM crops.

Question 5

Using transgenic animal models has its limitations because

Accepted Answer

A) prokaryotic cells are generally better at producing human proteins. 
B) bacterial pathogens that affect humans do not affect animals. 
C) the level of gene expression is significantly higher in animals. 
D) researchers cannot control where a transgene inserts itself into a genome. 
A) prokaryotic cells are generally better at producing human proteins. 
B) bacterial pathogens that affect humans do not affect animals. 
C) the level of gene expression is significantly higher in animals. 
D) researchers cannot control where a transgene inserts itself into a genome.

Question 6

Transgenic organisms carry the transgene in

Accepted Answer

A) every cell. 
B) gametes only. 
C) somatic cells only. 
D) the cell in which it was originally introduceD. 
A) every cell. 
B) gametes only. 
C) somatic cells only. 
D) the cell in which it was originally introduceD.

Question 7

A drug produced using recombinant DNA technology that is used illegally by athletes is

Accepted Answer

A) insulin. 
B) streptokinase. 
C) tissue plasminogen activator. 
D) erythropoietin. 
A) insulin. 
B) streptokinase. 
C) tissue plasminogen activator. 
D) erythropoietin.

Question 8

In 2010,a federal judge in the U.S.ruled seven patents on the BRCA1 and BRCA2 genes had been improperly granted.

Accepted Answer

A) True 
 B)False

Question 9

Courts allow patenting complementary DNA (cDNA)because

Accepted Answer

A) its exact sequence is not in the genome of an organism. 
B) it cannot be synthesized in a laboratory. 
C) it is present only in adult humans. 
D) it represents only the introns of a gene. 
A) its exact sequence is not in the genome of an organism. 
B) it cannot be synthesized in a laboratory. 
C) it is present only in adult humans. 
D) it represents only the introns of a gene.

Question 10

One of the earliest uses of biotechnology was

Accepted Answer

A) creating transgenic organisms. 
B) creating bacteria that synthesized human insulin. 
C) extracting and using biochemicals from microorganisms. 
D) using yeast to ferment fruit into wine. 
A) creating transgenic organisms. 
B) creating bacteria that synthesized human insulin. 
C) extracting and using biochemicals from microorganisms. 
D) using yeast to ferment fruit into wine.

Question 11

Recombinant DNA-based products are slow to reach the marketplace because of

Accepted Answer

A) the adverse effects of gene cloning. 
B) the lack of technological advances in gene cloning. 
C) the lack of safety involved in such methods. 
D) the cost and duration of research. 
A) the adverse effects of gene cloning. 
B) the lack of technological advances in gene cloning. 
C) the lack of safety involved in such methods. 
D) the cost and duration of research.

Question 12

The first patent on a living organism was granted in

Accepted Answer

A) 1790,when the U.S.passed patent law. 
B) 1873,for Louis Pasteur's use of yeast. 
C) 1900,when Mendel's laws were rediscovered. 
D) 1978,when modern biotechnology began with recombinant insulin. 
A) 1790,when the U.S.passed patent law. 
B) 1873,for Louis Pasteur's use of yeast. 
C) 1900,when Mendel's laws were rediscovered. 
D) 1978,when modern biotechnology began with recombinant insulin.

Question 13

A gene expression microarray has

Accepted Answer

A) an entire genome of DNA,cut into hundreds of pieces,attached to a small plastic or glass square. 
B) short pieces of DNA of known sequence attached to a small plastic or glass square. 
C) short pieces of RNA of known sequence attached to a small plastic or glass square. 
D) amino acids attached to a small plastic or glass square. 
A) an entire genome of DNA,cut into hundreds of pieces,attached to a small plastic or glass square. 
B) short pieces of DNA of known sequence attached to a small plastic or glass square. 
C) short pieces of RNA of known sequence attached to a small plastic or glass square. 
D) amino acids attached to a small plastic or glass square.

Question 14

Most of the effort involved in recombinant DNA technology involves

Accepted Answer

A) identifying and separating cells that contain the gene of interest. 
B) finding a restriction enzyme to cut DNA from a donor cell. 
C) identifying a cloning vector that can hold a gene. 
D) finding uses for recombined DNA. 
A) identifying and separating cells that contain the gene of interest. 
B) finding a restriction enzyme to cut DNA from a donor cell. 
C) identifying a cloning vector that can hold a gene. 
D) finding uses for recombined DNA.

Question 15

Restriction enzymes are useful in creating recombinant DNA molecules because they

Accepted Answer

A) generate "sticky ends" by cutting at the same sequence in any DNA source. 
B) are found only in human cells,where they naturally mend broken DNA strands. 
C) are used to encapsulate and transport foreign DNA into cells of the target organism. 
D) stimulate DNA amplification so that the desired cells or their products can be scaled up. 
A) generate "sticky ends" by cutting at the same sequence in any DNA source. 
B) are found only in human cells,where they naturally mend broken DNA strands. 
C) are used to encapsulate and transport foreign DNA into cells of the target organism. 
D) stimulate DNA amplification so that the desired cells or their products can be scaled up.

Question 16

Patent law as it pertains to biotechnology has had to change in recent years in response to

Accepted Answer

A) the changeable nature of the genetic code. 
B) the number of people asking for genetic tests. 
C) the increasing number of human genes. 
D) the greatly accelerated speed of DNA sequencing. 
A) the changeable nature of the genetic code. 
B) the number of people asking for genetic tests. 
C) the increasing number of human genes. 
D) the greatly accelerated speed of DNA sequencing.

Question 17

Transgenic farm animals have not gained importance as sources of pharmaceuticals because

Accepted Answer

A) they are too difficult to maintain. 
B) they are more susceptible to cancer and other diseases. 
C) they produce diluted forms of pharmaceuticals. 
D) they carry multiple viral strains. 
A) they are too difficult to maintain. 
B) they are more susceptible to cancer and other diseases. 
C) they produce diluted forms of pharmaceuticals. 
D) they carry multiple viral strains.

Question 18

Structures used in recombinant DNA technology to carry the DNA from the cells of one species to the cells of another species are

Accepted Answer

A) cloning vectors. 
B) restriction enzymes. 
C) sticky ends. 
D) donor DNA. 
A) cloning vectors. 
B) restriction enzymes. 
C) sticky ends. 
D) donor DNA.

Question 19

A naturally occurring,small,circle of DNA used as a vector to transmit DNA is a

Accepted Answer

A) plasmid. 
B) prion. 
C) lipofectin. 
D) ring chromosome. 
A) plasmid. 
B) prion. 
C) lipofectin. 
D) ring chromosome.

Question 20

Both gene silencing and genome editing techniques are limited by "off-target effects"-doing something other than what we want them to do.

Accepted Answer

A) True 
 B)False

Exam 19: Genetic Technologies: Patenting, modifying, and Monitoring Dna

Proteins isolated from bacteria and used in recombinant DNA technology to cut DNA at specific sequences are

_____,a recombinant clotbusting drug,is used to limit damage to heart muscle by restoring blood flow.

_____ is a gene silencing technique that is based on the fact that RNA molecules can fold into short,double-stranded regions where the base sequence is complementary.

One of the science-related concerns associated with the use of genetically modified (GM)foods is that

Using transgenic animal models has its limitations because

Transgenic organisms carry the transgene in

A drug produced using recombinant DNA technology that is used illegally by athletes is

In 2010,a federal judge in the U.S.ruled seven patents on the BRCA1 and BRCA2 genes had been improperly granted.

Courts allow patenting complementary DNA (cDNA)because

One of the earliest uses of biotechnology was

Recombinant DNA-based products are slow to reach the marketplace because of

The first patent on a living organism was granted in

A gene expression microarray has

Most of the effort involved in recombinant DNA technology involves

Restriction enzymes are useful in creating recombinant DNA molecules because they

Patent law as it pertains to biotechnology has had to change in recent years in response to

Transgenic farm animals have not gained importance as sources of pharmaceuticals because

Structures used in recombinant DNA technology to carry the DNA from the cells of one species to the cells of another species are

A naturally occurring,small,circle of DNA used as a vector to transmit DNA is a

Both gene silencing and genome editing techniques are limited by "off-target effects"-doing something other than what we want them to do.

What Is in a Human Genome

Cells

Meiosis,Development and Aging

Single-Gene Inheritance

Beyond Mendels Laws

Matters of Sex

Multifactorial Traits

Genetics of Behavior

DNA Structure and Replication

Gene Action: From DNA to Protein

Gene Expression and Epigenetics

Gene Mutation

Chromosomes

Constant Allele Frequencies

Changing Allele Frequencies

Human Ancestry and Evolution

Genetics of Immunity

Cancer Genetics and Genomics

Genetic Testing and Treatment

Reproductive Technologies

Genomics

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