Question 1

In 2011, more than 85% of the _ grown in the United States was transgenic.

Accepted Answer

A)  corn (only) 
B)  soybeans (only) 
C)  corn, cotton, and soybeans 
D)  cotton (only) 
E)  corn and soybeans (only) 
A)  corn (only) 
B)  soybeans (only) 
C)  corn, cotton, and soybeans 
D)  cotton (only) 
E)  corn and soybeans (only) C

Question 2

Which of the following is NOT a use for biotechnology?

Accepted Answer

A)  Producing effective and safe vaccines 
B)  Altering food plants to increase yields 
C)  Altering the intelligence levels of newborn infants 
D)  Identifying human fetuses with particular genetic diseases 
E)  Producing large quantities of particular human proteins 
A)  Producing effective and safe vaccines 
B)  Altering food plants to increase yields 
C)  Altering the intelligence levels of newborn infants 
D)  Identifying human fetuses with particular genetic diseases 
E)  Producing large quantities of particular human proteins C

Question 3

animals and plants contain DNA inserted in them from another species.

Accepted Answer

Transgenic

Question 4

In gel electrophoresis, DNA is separated based on charge and .

Accepted Answer

The answer of In gel electrophoresis, DNA is separated based...

Question 5

An organism that contains foreign DNA, which was inserted into its own genetic material, is called

Accepted Answer

A)  foreign. 
B)  transgenic. 
C)  electrophoresed. 
D)  polygenic. 
A)  foreign. 
B)  transgenic. 
C)  electrophoresed. 
D)  polygenic.

Question 6

How were ancient peoples involved in biotechnology?

Accepted Answer

Ancient peoples practiced the

Question 7

Provide one example of an agricultural application of biotechnology.

Accepted Answer

Possible answers are selective

Question 8

The genetic recombination of caused massive, widespread epidemics that affected the global human population several times in the twentieth century.

Accepted Answer

A)  human and bacterial plasmids 
B)  HIV and flu viruses 
C)  bird flu viruses and human flu viruses 
D)  bacterial and viral plasmids 
A)  human and bacterial plasmids 
B)  HIV and flu viruses 
C)  bird flu viruses and human flu viruses 
D)  bacterial and viral plasmids

Question 9

In the 1990s, researchers attempted to improve the balance of amino acids in soybean protein by inserting a gene from Brazil nuts. Which of the following is the best reason as to why the transgenic soybeans have never been grown commercially?

Accepted Answer

A)  Some people were allergic to the protein product of the Brazil nut gene. 
B)  The public was misinformed by food- safety advocates and refused to buy products made from the modified soybeans. 
C)  The modified soybeans could not grow with the foreign gene present. 
D)  Regulatory hurdles made the modified soybeans too expensive to market profitably. 
A)  Some people were allergic to the protein product of the Brazil nut gene. 
B)  The public was misinformed by food- safety advocates and refused to buy products made from the modified soybeans. 
C)  The modified soybeans could not grow with the foreign gene present. 
D)  Regulatory hurdles made the modified soybeans too expensive to market profitably.

Question 10

Which of the following techniques is most commonly used in the prenatal diagnosis of genetic disorders, such as cystic fibrosis, in a human fetus?

Accepted Answer

A)  Chorionic villus sampling 
B)  Isolation of fetal cells from maternal blood 
C)  Amniocentesis 
A)  Chorionic villus sampling 
B)  Isolation of fetal cells from maternal blood 
C)  Amniocentesis

Question 11

Which of the following was successfully used to treat a patient with severe combined immunodeficiency (SCID)?

Accepted Answer

A)  Gene therapy 
B)  Insulin 
C)  Vaccines 
D)  Growth hormones 
E)  Bt toxins 
A)  Gene therapy 
B)  Insulin 
C)  Vaccines 
D)  Growth hormones 
E)  Bt toxins

Question 12

Which of the following applications of biotechnology results in an insect- resistant plant?

Accepted Answer

A)  Bt toxin production by soybeans 
B)  Herbicide- resistant corn 
C)  Insulin production by bacteria 
D)  Banana- based vaccine against pathogenic Escherichia coli 
E)  Growth- hormone- treated cows 
A)  Bt toxin production by soybeans 
B)  Herbicide- resistant corn 
C)  Insulin production by bacteria 
D)  Banana- based vaccine against pathogenic Escherichia coli 
E)  Growth- hormone- treated cows

Question 13

An organism that contains altered genes is considered all of the following EXCEPT

Accepted Answer

A)  genetically engineered. 
B)  polymorphic. 
C)  a genetically modified organism (GMO). 
D)  transgenic. 
A)  genetically engineered. 
B)  polymorphic. 
C)  a genetically modified organism (GMO). 
D)  transgenic.

Question 14

Recombinant DNA technology

Accepted Answer

A)  involves only changing genes in large mammals. 
B)  involves combining existing genes from different organisms. 
C)  will never be of economic importance. 
D)  randomly creates new genes from free nucleotides. 
E)  is always dangerous and inevitably leads to mutations and mistakes. 
A)  involves only changing genes in large mammals. 
B)  involves combining existing genes from different organisms. 
C)  will never be of economic importance. 
D)  randomly creates new genes from free nucleotides. 
E)  is always dangerous and inevitably leads to mutations and mistakes.

Question 15

DNA recombination changes the genetic makeup of organisms.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following results from inserting foreign DNA into an organism to produce a new gene combination?

Accepted Answer

A)  Recombinant DNA 
B)  Regulatory genes 
C)  Gene cloning 
D)  Mutations 
E)  Translation 
A)  Recombinant DNA 
B)  Regulatory genes 
C)  Gene cloning 
D)  Mutations 
E)  Translation

Question 17

The term transfecting refers to

Accepted Answer

A)  inserting the gene of interest into the host organism. 
B)  making GMOs that are sterile. 
C)  viral DNA becoming part of human DNA. 
D)  making multiple copies of a small sample of DNA. 
A)  inserting the gene of interest into the host organism. 
B)  making GMOs that are sterile. 
C)  viral DNA becoming part of human DNA. 
D)  making multiple copies of a small sample of DNA.

Question 18

Suppose ENZ- 1 and ENZ- 2 are two different restriction enzymes. If various pieces of DNA from different species are cut with these enzymes (as follows), which would most easily form recombinant molecules?

Accepted Answer

A)  Bacterial DNA cut with ENZ- 1 and bacterial DNA cut with ENZ- 2 
B)  Human DNA cut with ENZ- 1 and gorilla DNA cut with ENZ- 2 
C)  Human DNA cut with ENZ- 2 and gorilla cut with ENZ- 2 
D)  Human DNA cut with ENZ- 1 and human DNA cut with ENZ- 2 
A)  Bacterial DNA cut with ENZ- 1 and bacterial DNA cut with ENZ- 2 
B)  Human DNA cut with ENZ- 1 and gorilla DNA cut with ENZ- 2 
C)  Human DNA cut with ENZ- 2 and gorilla cut with ENZ- 2 
D)  Human DNA cut with ENZ- 1 and human DNA cut with ENZ- 2

Question 19

Golden Rice was originally developed to provide a source of to people for whom rice is the principal food.

Accepted Answer

The answer of Golden Rice was originally developed to provide...

Question 20

Restriction enzymes have the ability to cut DNA at specific nucleotide sequences.

Accepted Answer

A) True 
 B)False

Exam 14: Biotechnology

In 2011, more than 85% of the _ grown in the United States was transgenic.

Which of the following is NOT a use for biotechnology?

animals and plants contain DNA inserted in them from another species.

In gel electrophoresis, DNA is separated based on charge and .

An organism that contains foreign DNA, which was inserted into its own genetic material, is called

How were ancient peoples involved in biotechnology?

Provide one example of an agricultural application of biotechnology.

The genetic recombination of caused massive, widespread epidemics that affected the global human population several times in the twentieth century.

In the 1990s, researchers attempted to improve the balance of amino acids in soybean protein by inserting a gene from Brazil nuts. Which of the following is the best reason as to why the transgenic soybeans have never been grown commercially?

Which of the following techniques is most commonly used in the prenatal diagnosis of genetic disorders, such as cystic fibrosis, in a human fetus?

Which of the following was successfully used to treat a patient with severe combined immunodeficiency (SCID)?

Which of the following applications of biotechnology results in an insect- resistant plant?

An organism that contains altered genes is considered all of the following EXCEPT

Recombinant DNA technology

DNA recombination changes the genetic makeup of organisms.

Which of the following results from inserting foreign DNA into an organism to produce a new gene combination?

The term transfecting refers to

Suppose ENZ- 1 and ENZ- 2 are two different restriction enzymes. If various pieces of DNA from different species are cut with these enzymes (as follows), which would most easily form recombinant molecules?

Golden Rice was originally developed to provide a source of to people for whom rice is the principal food.

Restriction enzymes have the ability to cut DNA at specific nucleotide sequences.

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Cellular Reproduction

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

Dna: the Molecule of Heredity

Gene Expression and Regulation

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity II: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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