Question 1

Controversy has arisen about using genetically engineered bovine growth hormone to increase milk yield in cattle. The lesson gained from this controversy is that:

Accepted Answer

A) recombinant DNA technology is inherently a bad idea and should be abandoned. 
B) humans are not wise enough to use this technique properly. 
C) society should let scientists decide the proper uses of recombinant DNA technology. 
D) the whole human society should decide the proper uses of recombinant DNA technology. 
E) citizens should not be allowed to decide such issues, since they tend to make decisions based on emotion. 
A) recombinant DNA technology is inherently a bad idea and should be abandoned. 
B) humans are not wise enough to use this technique properly. 
C) society should let scientists decide the proper uses of recombinant DNA technology. 
D) the whole human society should decide the proper uses of recombinant DNA technology. 
E) citizens should not be allowed to decide such issues, since they tend to make decisions based on emotion.

Question 2

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

Accepted Answer

A) gene therapy 
B) Bt toxins 
C) vaccines 
D) growth hormones 
E) insulin 
A) gene therapy 
B) Bt toxins 
C) vaccines 
D) growth hormones 
E) insulin

Question 3

Stringent safety rules are not necessary for recombinant DNA research because it is a natural process that occurs in the absence of human intervention. True or False?

Accepted Answer

A) True 
 B)False

Question 4

Individuals within the same species have the same DNA "fingerprint," but individuals from different species have different DNA fingerprints. True or False?

Accepted Answer

A) True 
 B)False

Question 5

An important tool of genetic engineering is ________ DNA, which is DNA altered by the incorporation of genes from a different organism.

Accepted Answer

The answer of An important tool of genetic engineering is...

Question 6

The human genome contains about ________ genes.

Accepted Answer

A) 100 
B) 1,800 
C) 20,000 to 25,000 
D) 1 million 
E) 1 billion 
A) 100 
B) 1,800 
C) 20,000 to 25,000 
D) 1 million 
E) 1 billion

Question 7

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 8

How does DNA move during gel electrophoresis?

Accepted Answer

A) away from the positive electrode 
B) far into the gel if it is large and not far into the gel if it is small 
C) through holes in the agarose gel 
D) at a constant rate, regardless of fragment size 
A) away from the positive electrode 
B) far into the gel if it is large and not far into the gel if it is small 
C) through holes in the agarose gel 
D) at a constant rate, regardless of fragment size

Question 9

DNA is negatively charged because of its:

Accepted Answer

A) bases. 
B) ribose molecules. 
C) deoxyribose molecules. 
D) phosphate groups. 
E) large molecular size. 
A) bases. 
B) ribose molecules. 
C) deoxyribose molecules. 
D) phosphate groups. 
E) large molecular size.

Question 10

Describe how the technique of gene therapy might help someone who has an inherited genetic disease as well as future children and grandchildren.

Accepted Answer

Gene therapy might be able to replace de

Question 11

DNA from different bacteria may be combined using all of the following EXCEPT:

Accepted Answer

A) transformation. 
B) plasmids. 
C) viruses. 
D) crossing over. 
A) transformation. 
B) plasmids. 
C) viruses. 
D) crossing over.

Question 12

Which transgenic organism is used to produce BioSteel® fibers for medical and microelectronic applications?

Accepted Answer

A) Agrobacterium tumefaciens 
B) Thermus aquaticus 
C) Escherichia coli 
D) goats 
A) Agrobacterium tumefaciens 
B) Thermus aquaticus 
C) Escherichia coli 
D) goats

Question 13

About 90% of the human genome contains the genes. True or False?

Accepted Answer

A) True 
 B)False

Question 14

The discovery of the organism Thermus aquaticus was critical for the development of the technique of PCR. True or False?

Accepted Answer

A) True 
 B)False

Question 15

PCR enables scientists to do all of the following EXCEPT:

Accepted Answer

A) make billions of copies of a particular gene. 
B) make gene copies very rapidly. 
C) make gene copies quite cheaply. 
D) use a very small amount of DNA as starting material. 
E) sequence the bases within a gene as it is being copied. 
A) make billions of copies of a particular gene. 
B) make gene copies very rapidly. 
C) make gene copies quite cheaply. 
D) use a very small amount of DNA as starting material. 
E) sequence the bases within a gene as it is being copied.

Question 16

What do differences in restriction fragment length polymorphism (RFLP)banding patterns between samples indicate?

Accepted Answer

A) The two different DNA molecules being tested have different base pair sequences. 
B) mRNA is not transcribed in either of the samples being analyzed. 
C) The genes of interest belong on different chromosomes. 
A) The two different DNA molecules being tested have different base pair sequences. 
B) mRNA is not transcribed in either of the samples being analyzed. 
C) The genes of interest belong on different chromosomes.

Question 17

If the DNA fingerprint of a suspect does not match a blood sample from a crime scene, what can you conclude?

Accepted Answer

A) The suspect was never at the crime scene. 
B) The suspect may have been at the crime scene, because DNA fingerprinting has a large error rate. 
C) The blood sample had to come from another person, but the suspect may still have been there. 
D) The DNA in the blood sample probably degraded in a short period of time. 
A) The suspect was never at the crime scene. 
B) The suspect may have been at the crime scene, because DNA fingerprinting has a large error rate. 
C) The blood sample had to come from another person, but the suspect may still have been there. 
D) The DNA in the blood sample probably degraded in a short period of time.

Question 18

Which of the following is currently used by the U.S. Department of Justice as a form of genetic "fingerprints" of criminals?

Accepted Answer

A) the number of introns in a chromosome 
B) the genes responsible for producing the unique patterns of swirls and loops on a person's fingers 
C) restriction fragment length polymorphisms (RFLPs) 
D) single tandem repeats (STRs) 
E) plasmids 
A) the number of introns in a chromosome 
B) the genes responsible for producing the unique patterns of swirls and loops on a person's fingers 
C) restriction fragment length polymorphisms (RFLPs) 
D) single tandem repeats (STRs) 
E) plasmids

Question 19

Describe one technique that can be used to generate multiple copies of a gene that is of interest to a researcher.

Accepted Answer

The researcher can m

Question 20

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

Accepted Answer

A) herbicide-resistant corn 
B) Bt toxin production by soybeans 
C) banana-based vaccine against pathogenic E. coli 
D) growth hormone-treated cows 
E) insulin production by bacteria 
A) herbicide-resistant corn 
B) Bt toxin production by soybeans 
C) banana-based vaccine against pathogenic E. coli 
D) growth hormone-treated cows 
E) insulin production by bacteria

Exam 13: Biotechnology

Controversy has arisen about using genetically engineered bovine growth hormone to increase milk yield in cattle. The lesson gained from this controversy is that:

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

Stringent safety rules are not necessary for recombinant DNA research because it is a natural process that occurs in the absence of human intervention. True or False?

Individuals within the same species have the same DNA "fingerprint," but individuals from different species have different DNA fingerprints. True or False?

An important tool of genetic engineering is ________ DNA, which is DNA altered by the incorporation of genes from a different organism.

The human genome contains about ________ genes.

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

How does DNA move during gel electrophoresis?

DNA is negatively charged because of its:

Describe how the technique of gene therapy might help someone who has an inherited genetic disease as well as future children and grandchildren.

DNA from different bacteria may be combined using all of the following EXCEPT:

Which transgenic organism is used to produce BioSteel® fibers for medical and microelectronic applications?

About 90% of the human genome contains the genes. True or False?

The discovery of the organism Thermus aquaticus was critical for the development of the technique of PCR. True or False?

PCR enables scientists to do all of the following EXCEPT:

What do differences in restriction fragment length polymorphism (RFLP)banding patterns between samples indicate?

If the DNA fingerprint of a suspect does not match a blood sample from a crime scene, what can you conclude?

Which of the following is currently used by the U.S. Department of Justice as a form of genetic "fingerprints" of criminals?

Describe one technique that can be used to generate multiple copies of a gene that is of interest to a researcher.

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

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

The Continuity of Life: Cellular 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 Amidst 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

How Do Ecosystems Work

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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